diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/ShopPro.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/ShopPro.kt
index b87707b..b0a0f89 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/ShopPro.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/ShopPro.kt
@@ -1,6 +1,8 @@
 package com.github.xbaimiao.shoppro
 
 import com.github.xbaimiao.shoppro.core.database.Database
+import com.github.xbaimiao.shoppro.core.database.MysqlDatabase
+import com.github.xbaimiao.shoppro.core.database.SQLiteDatabase
 import com.github.xbaimiao.shoppro.core.shop.ShopManager
 import taboolib.common.platform.Plugin
 import taboolib.module.configuration.Config
@@ -16,11 +18,14 @@ object ShopPro : Plugin() {
 
     override fun onEnable() {
         ShopManager.load()
+        database = if (config.getBoolean("mysql.enable")) MysqlDatabase(config) else SQLiteDatabase()
     }
 
     fun reload() {
+        config.reload()
         ShopManager.shops.clear()
         ShopManager.load()
+        database = if (config.getBoolean("mysql.enable")) MysqlDatabase(config) else SQLiteDatabase()
     }
 
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/Commands.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/Commands.kt
index 9e2c50e..6a14258 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/Commands.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/Commands.kt
@@ -1,5 +1,6 @@
 package com.github.xbaimiao.shoppro.core
 
+import com.github.xbaimiao.shoppro.ShopPro
 import com.github.xbaimiao.shoppro.core.shop.ShopManager
 import org.bukkit.Bukkit
 import org.bukkit.command.CommandSender
@@ -7,6 +8,7 @@ import org.bukkit.entity.Player
 import taboolib.common.platform.command.*
 import taboolib.expansion.createHelper
 import taboolib.platform.util.onlinePlayers
+import taboolib.platform.util.sendLang
 
 @CommandHeader("shoppro", aliases = ["sp"], permissionDefault = PermissionDefault.TRUE)
 object Commands {
@@ -39,4 +41,20 @@ object Commands {
         }
     }
 
+    @CommandBody(permission = "admin")
+    val resetLimit = subCommand {
+        execute<CommandSender> { sender, _, _ ->
+            ShopPro.database.reset()
+            sender.sendLang("reset")
+        }
+    }
+
+    @CommandBody(permission = "admin")
+    val reload = subCommand {
+        execute<CommandSender> { sender, _, _ ->
+            ShopPro.reload()
+            sender.sendLang("reload")
+        }
+    }
+
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/ADatabase.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/ADatabase.kt
new file mode 100644
index 0000000..a2363e3
--- /dev/null
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/ADatabase.kt
@@ -0,0 +1,151 @@
+package com.github.xbaimiao.shoppro.core.database
+
+import com.github.xbaimiao.shoppro.core.item.Item
+import com.github.xbaimiao.shoppro.core.item.ItemsAdderShopItem
+import org.bukkit.entity.Player
+import taboolib.module.database.Host
+import taboolib.module.database.Table
+import javax.sql.DataSource
+
+abstract class ADatabase : Database {
+
+    abstract val host: Host<*>
+    abstract val playerTable: Table<*, *>
+    abstract val serverTable: Table<*, *>
+    abstract val dataSource: DataSource
+
+    val serverTableName = "server"
+    val playerTableName = "player"
+
+    val itemKeyLine = "item-key"
+    val itemMaterialLine = "item-material"
+    val itemCustomLine = "item-custom"
+    val dataLine = "data"
+
+    // ServerTable 无 User
+    val playerLine = "user"
+
+    override fun reset() {
+        serverTable.workspace(dataSource) {
+            executeUpdate("DELETE FROM '$serverTableName';").run()
+        }.run()
+        playerTable.workspace(dataSource) {
+            executeUpdate("DELETE FROM '$playerTableName';").run()
+        }.run()
+    }
+
+    override fun getServerAlreadyData(item: Item): LimitData {
+        return serverTable.workspace(dataSource) {
+            select {
+                where {
+                    itemKeyLine eq item.key.toString()
+                    itemMaterialLine eq item.material.toString()
+                    if (item is ItemsAdderShopItem) {
+                        itemCustomLine eq item.custom
+                    }
+                }
+            }
+        }.firstOrNull {
+            LimitData.formString(this.getString(dataLine))
+        } ?: LimitData.ofNull()
+    }
+
+    override fun getPlayerAlreadyData(player: Player, item: Item): LimitData {
+        return playerTable.workspace(dataSource) {
+            select {
+                where {
+                    playerLine eq player.uniqueId.toString()
+                    itemKeyLine eq item.key.toString()
+                    itemMaterialLine eq item.material.toString()
+                    if (item is ItemsAdderShopItem) {
+                        itemCustomLine eq item.custom
+                    }
+                }
+            }
+        }.firstOrNull {
+            LimitData.formString(this.getString(dataLine))
+        } ?: LimitData.ofNull()
+    }
+
+    override fun addAmount(item: Item, player: Player, amount: LimitData) {
+        setPlayerAlreadyData(player, item, amount.add(getPlayerAlreadyData(player, item)))
+        setServerAlreadyData(item, amount.add(getServerAlreadyData(item)))
+    }
+
+    override fun setServerAlreadyData(item: Item, amount: LimitData) {
+        if (serverTable.workspace(dataSource) {
+                select {
+                    where {
+                        itemKeyLine eq item.key.toString()
+                        itemMaterialLine eq item.material.toString()
+                        if (item is ItemsAdderShopItem) {
+                            itemCustomLine eq item.custom
+                        }
+                    }
+                }
+            }.find()) {
+            serverTable.workspace(dataSource) {
+                update {
+                    where {
+                        itemKeyLine eq item.key.toString()
+                        itemMaterialLine eq item.material.toString()
+                        if (item is ItemsAdderShopItem) {
+                            itemCustomLine eq item.custom
+                        }
+                    }
+                    set(dataLine, amount.toString())
+                }
+            }.run()
+        } else {
+            val custom = if (item is ItemsAdderShopItem) item.custom else 0
+            serverTable.workspace(dataSource) {
+                insert {
+                    value(item.key.toString(), item.material.toString(), custom, amount.toString())
+                }
+            }.run()
+        }
+    }
+
+    override fun setPlayerAlreadyData(player: Player, item: Item, amount: LimitData) {
+        if (playerTable.workspace(dataSource) {
+                select {
+                    where {
+                        playerLine eq player.uniqueId.toString()
+                        itemKeyLine eq item.key.toString()
+                        itemMaterialLine eq item.material.toString()
+                        if (item is ItemsAdderShopItem) {
+                            itemCustomLine eq item.custom
+                        }
+                    }
+                }
+            }.find()) {
+            playerTable.workspace(dataSource) {
+                update {
+                    where {
+                        playerLine eq player.uniqueId.toString()
+                        itemKeyLine eq item.key.toString()
+                        itemMaterialLine eq item.material.toString()
+                        if (item is ItemsAdderShopItem) {
+                            itemCustomLine eq item.custom
+                        }
+                    }
+                    set(dataLine, amount.toString())
+                }
+            }.run()
+        } else {
+            val custom = if (item is ItemsAdderShopItem) item.custom else 0
+            playerTable.workspace(dataSource) {
+                insert {
+                    value(
+                        item.key.toString(),
+                        item.material.toString(),
+                        custom,
+                        amount.toString(),
+                        player.uniqueId.toString()
+                    )
+                }
+            }.run()
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/Database.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/Database.kt
index eb3fe3a..244c5ab 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/Database.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/Database.kt
@@ -8,21 +8,25 @@ interface Database {
     /**
      * 获取该物品该玩家今日已购买多少次了
      */
-    fun getPlayerLimit(player: Player, item: Item): Long
+    fun getPlayerAlreadyData(player: Player, item: Item): LimitData
 
     /**
      * 设置该物品该玩家今日已购买多少次了
      */
-    fun setPlayerLimit(player: Player, item: Item, amount: Long)
+    fun setPlayerAlreadyData(player: Player, item: Item, amount: LimitData)
 
     /**
      * 获取该物品今日已购买多少次了
      */
-    fun getServerLimit(item: Item)
+    fun getServerAlreadyData(item: Item): LimitData
 
     /**
      * 设置该物品今日已购买多少次了
      */
-    fun setServerLimit(item: Item, amount: Long)
+    fun setServerAlreadyData(item: Item, amount: LimitData)
+
+    fun addAmount(item: Item, player: Player, amount: LimitData)
+
+    fun reset()
 
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/LimitData.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/LimitData.kt
new file mode 100644
index 0000000..1ec3f3c
--- /dev/null
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/LimitData.kt
@@ -0,0 +1,31 @@
+package com.github.xbaimiao.shoppro.core.database
+
+data class LimitData(
+    val buy: Long,
+    val sell: Long
+) {
+
+    companion object {
+
+        fun ofNull(): LimitData = LimitData(0L, 0L)
+
+        fun formString(string: String): LimitData {
+            if (!string.contains("/")) {
+                error("错误的String，非 LimitData")
+            }
+            return string.split("/").let {
+                LimitData(it[0].toLong(), it[1].toLong())
+            }
+        }
+
+    }
+
+    fun add(limitData: LimitData): LimitData {
+        return LimitData(limitData.buy + buy, limitData.sell + sell)
+    }
+
+    override fun toString(): String {
+        return "$buy/$sell"
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/MysqlDatabase.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/MysqlDatabase.kt
new file mode 100644
index 0000000..dc0f351
--- /dev/null
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/MysqlDatabase.kt
@@ -0,0 +1,63 @@
+package com.github.xbaimiao.shoppro.core.database
+
+import com.github.xbaimiao.shoppro.ShopPro
+import taboolib.common.platform.function.submit
+import taboolib.module.configuration.Configuration
+import taboolib.module.database.ColumnTypeSQL
+import taboolib.module.database.Table
+import taboolib.module.database.getHost
+import java.util.*
+
+class MysqlDatabase(configuration: Configuration) : ADatabase() {
+
+    override val host = configuration.getHost("mysql")
+
+    override val playerTable = Table(playerTableName, host) {
+        add(itemKeyLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+        add(itemMaterialLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+        add(itemCustomLine) {
+            type(ColumnTypeSQL.INT, 10)
+        }
+        add(dataLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+        add(playerLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+    }
+
+    override val serverTable = Table(serverTableName, host) {
+        add(itemKeyLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+        add(itemMaterialLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+        add(itemCustomLine) {
+            type(ColumnTypeSQL.INT, 10)
+        }
+        add(dataLine) {
+            type(ColumnTypeSQL.VARCHAR, 255)
+        }
+    }
+
+    override val dataSource = host.createDataSource()
+
+    init {
+        serverTable.workspace(dataSource) { createTable() }.run()
+        playerTable.workspace(dataSource) { createTable() }.run()
+        submit(async = true, delay = 20, period = 20) {
+            val currentDay = Date().day
+            if (currentDay != ShopPro.config.getInt("date")) {
+                reset()
+                ShopPro.config["date"] = currentDay
+                ShopPro.config.saveToFile()
+            }
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/SQLiteDatabase.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/SQLiteDatabase.kt
new file mode 100644
index 0000000..b03f06d
--- /dev/null
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/database/SQLiteDatabase.kt
@@ -0,0 +1,63 @@
+package com.github.xbaimiao.shoppro.core.database
+
+import com.github.xbaimiao.shoppro.ShopPro
+import taboolib.common.io.newFile
+import taboolib.common.platform.function.submit
+import taboolib.module.database.ColumnTypeSQLite
+import taboolib.module.database.Table
+import taboolib.module.database.getHost
+import taboolib.platform.BukkitPlugin
+import java.util.*
+
+class SQLiteDatabase : ADatabase() {
+
+    override val host = newFile(BukkitPlugin.getInstance().dataFolder, "sqlite.db").getHost()
+    override val playerTable = Table(playerTableName, host) {
+        add(itemKeyLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+        add(itemMaterialLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+        add(itemCustomLine) {
+            type(ColumnTypeSQLite.INTEGER, 10)
+        }
+        add(dataLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+        add(playerLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+    }
+
+    override val serverTable = Table(serverTableName, host) {
+        add(itemKeyLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+        add(itemMaterialLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+        add(itemCustomLine) {
+            type(ColumnTypeSQLite.INTEGER, 10)
+        }
+        add(dataLine) {
+            type(ColumnTypeSQLite.TEXT, 255)
+        }
+    }
+
+    override val dataSource = host.createDataSource()
+
+    init {
+        serverTable.workspace(dataSource) { createTable() }.run()
+        playerTable.workspace(dataSource) { createTable() }.run()
+        submit(async = true, delay = 20, period = 20) {
+            val currentDay = Date().day
+            if (currentDay != ShopPro.config.getInt("date")) {
+                reset()
+                ShopPro.config["date"] = currentDay
+                ShopPro.config.saveToFile()
+            }
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/Item.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/Item.kt
index 5f3329a..a61fed5 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/Item.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/Item.kt
@@ -1,5 +1,6 @@
 package com.github.xbaimiao.shoppro.core.item
 
+import com.github.xbaimiao.shoppro.core.shop.Shop
 import com.github.xbaimiao.shoppro.core.shop.ShopManager
 import com.github.xbaimiao.shoppro.core.vault.Vault
 import com.github.xbaimiao.shoppro.core.vault.VaultImpl
@@ -18,13 +19,14 @@ interface Item {
     val name: String
     val vanilla: Boolean
     val commands: List<String>
+    val shop: Shop
 
     val vault: Vault
         get() = VaultImpl
 
     fun isCommodity(): Boolean
     fun buildItem(): ItemStack
-    fun update(player: Player, itemStack: ItemStack)
+    fun update(player: Player): ItemStack
 
     fun exeCommands(player: Player) {
         commands.map { it.replace("%player%", player.name) }.forEach { command ->
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemImpl.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemImpl.kt
index acd21cc..3cf21b4 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemImpl.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemImpl.kt
@@ -1,5 +1,6 @@
 package com.github.xbaimiao.shoppro.core.item
 
+import com.github.xbaimiao.shoppro.core.shop.Shop
 import me.clip.placeholderapi.PlaceholderAPI
 import org.bukkit.Material
 import org.bukkit.entity.Player
@@ -8,7 +9,8 @@ import taboolib.platform.util.modifyLore
 
 open class ItemImpl(
     override val material: Material, override val lore: List<String>, override val name: String,
-    override val key: Char, override val vanilla: Boolean, override val commands: List<String>
+    override val key: Char, override val vanilla: Boolean, override val commands: List<String>,
+    override val shop: Shop
 ) : Item {
 
     override fun isCommodity(): Boolean {
@@ -22,8 +24,8 @@ open class ItemImpl(
         }
     }
 
-    override fun update(player: Player, itemStack: ItemStack) {
-        itemStack.modifyLore {
+    override fun update(player: Player): ItemStack {
+        val item = buildItem().modifyLore {
             val newLore = ArrayList<String>()
             for (line in this) {
                 newLore.add(PlaceholderAPI.setPlaceholders(player, line))
@@ -31,6 +33,7 @@ open class ItemImpl(
             this.clear()
             this.addAll(newLore)
         }
+        return item
     }
 
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemsAdderShopItem.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemsAdderShopItem.kt
index d355ec7..24fb3f2 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemsAdderShopItem.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ItemsAdderShopItem.kt
@@ -1,5 +1,6 @@
 package com.github.xbaimiao.shoppro.core.item
 
+import com.github.xbaimiao.shoppro.core.shop.Shop
 import org.bukkit.Material
 import org.bukkit.inventory.ItemStack
 import taboolib.library.xseries.XMaterial
@@ -14,12 +15,13 @@ class ItemsAdderShopItem(
     override val name: String,
     override val lore: List<String>,
     override val vanilla: Boolean,
-    override val commands: List<String>
+    override val commands: List<String>,
+    override val shop: Shop
 ) : ShopItem() {
 
     override val material: Material
 
-    private val custom: Int
+    val custom: Int
 
     private var customPotionColor: Int? = null
 
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ShopItem.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ShopItem.kt
index 38bde82..4539d84 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ShopItem.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/ShopItem.kt
@@ -1,5 +1,7 @@
 package com.github.xbaimiao.shoppro.core.item
 
+import com.github.xbaimiao.shoppro.ShopPro
+import com.github.xbaimiao.shoppro.core.shop.Shop
 import me.clip.placeholderapi.PlaceholderAPI
 import org.bukkit.entity.Player
 import org.bukkit.inventory.ItemStack
@@ -23,11 +25,19 @@ abstract class ShopItem : Item {
         return limitPlayer != 0L && limitServer != 0L
     }
 
-    override fun update(player: Player, itemStack: ItemStack) {
-        val playerLimit = "1"
-        val serverLimit = "1"
-        val priceAll = "1"
-        itemStack.modifyLore {
+    override fun update(player: Player): ItemStack {
+        val playerLimit = if (shop.getType() == Shop.ShopType.BUY) {
+            ShopPro.database.getPlayerAlreadyData(player, this).buy
+        } else {
+            ShopPro.database.getPlayerAlreadyData(player, this).sell
+        }
+        val serverLimit = if (shop.getType() == Shop.ShopType.BUY) {
+            ShopPro.database.getServerAlreadyData(this).buy
+        } else {
+            ShopPro.database.getServerAlreadyData(this).sell
+        }
+        val priceAll = "正在开发"
+        val item = buildItem().modifyLore {
             val newLore = ArrayList<String>()
             for (line in this) {
                 val newLine = line.replace("\${name}", name)
@@ -35,15 +45,16 @@ abstract class ShopItem : Item {
                     .replace("\${money}", vault.getMoney(player).toString())
                     .replace("\${price64}", (price * 64).toString())
                     .replace("\${limit}", limitPlayer.toString())
-                    .replace("\${priceAll}", priceAll)
+                    .replace("\${priceAll}", priceAll.toString())
                     .replace("\${allLimit}", limitServer.toString())
-                    .replace("\${limit-player}", playerLimit)
-                    .replace("\${limit-server}", serverLimit)
+                    .replace("\${limit-player}", playerLimit.toString())
+                    .replace("\${limit-server}", (limitServer - serverLimit).toString())
                 newLore.add(PlaceholderAPI.setPlaceholders(player, newLine))
             }
             this.clear()
             this.addAll(newLore)
         }
+        return item
     }
 
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/VanillaShopItem.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/VanillaShopItem.kt
index 3d23e69..d0d998a 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/VanillaShopItem.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/item/VanillaShopItem.kt
@@ -1,5 +1,6 @@
 package com.github.xbaimiao.shoppro.core.item
 
+import com.github.xbaimiao.shoppro.core.shop.Shop
 import org.bukkit.Material
 import org.bukkit.inventory.ItemStack
 
@@ -12,7 +13,8 @@ class VanillaShopItem(
     override val name: String,
     override val lore: List<String>,
     override val vanilla: Boolean,
-    override val commands: List<String>
+    override val commands: List<String>,
+    override val shop: Shop
 ) : ShopItem() {
 
     override fun vanillaItem(): ItemStack {
diff --git a/src/main/kotlin/com/github/xbaimiao/shoppro/core/shop/ShopImpl.kt b/src/main/kotlin/com/github/xbaimiao/shoppro/core/shop/ShopImpl.kt
index 9f76b46..52aa8b6 100644
--- a/src/main/kotlin/com/github/xbaimiao/shoppro/core/shop/ShopImpl.kt
+++ b/src/main/kotlin/com/github/xbaimiao/shoppro/core/shop/ShopImpl.kt
@@ -1,7 +1,9 @@
 package com.github.xbaimiao.shoppro.core.shop
 
+import com.github.xbaimiao.shoppro.ShopPro
 import com.github.xbaimiao.shoppro.api.ShopProBuyEvent
 import com.github.xbaimiao.shoppro.api.ShopProSellEvent
+import com.github.xbaimiao.shoppro.core.database.LimitData
 import com.github.xbaimiao.shoppro.core.item.*
 import org.bukkit.Bukkit
 import org.bukkit.configuration.Configuration
@@ -38,7 +40,8 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                             section.getString("$key.name")!!.colored(),
                             section.getStringList("$key.lore").colored(),
                             section.getBoolean("$key.vanilla", true),
-                            section.getStringList("$key.commands")
+                            section.getStringList("$key.commands"),
+                            this
                         )
                     )
                 } else {
@@ -52,7 +55,8 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                             section.getString("$key.name")!!.colored(),
                             section.getStringList("$key.lore").colored(),
                             section.getBoolean("$key.vanilla", true),
-                            section.getStringList("$key.commands")
+                            section.getStringList("$key.commands"),
+                            this
                         )
                     )
                 }
@@ -64,7 +68,8 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                         section.getString("$key.name")!!.colored(),
                         key[0],
                         section.getBoolean("$key.vanilla", true),
-                        section.getStringList("$key.commands")
+                        section.getStringList("$key.commands"),
+                        this
                     )
                 )
             }
@@ -91,9 +96,7 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                 it.isCancelled = true
             }
             for (item in this@ShopImpl.items) {
-                val itemStack = item.buildItem()
-                item.update(player, itemStack)
-                set(item.key, itemStack)
+                set(item.key, item.update(player))
                 if (item is ShopItem) {
                     if (getType() == ShopType.BUY) {
                         onClick(item.key) { event ->
@@ -106,7 +109,9 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                                 else -> 1
                             }
                             buy(amount, item, player)
-                            event.currentItem?.let { item.update(player, it) }
+                            event.currentItem?.let {
+                                event.clickEvent().inventory.setItem(event.rawSlot, item.update(player))
+                            }
                         }
                     }
                     if (getType() == ShopType.SELL) {
@@ -120,7 +125,9 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                                 else -> 1
                             }
                             sell(amount, item, player)
-                            event.currentItem?.let { item.update(player, it) }
+                            event.currentItem?.let {
+                                event.clickEvent().inventory.setItem(event.rawSlot, item.update(player))
+                            }
                         }
                     }
                 } else {
@@ -133,8 +140,15 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
     }
 
     private fun buy(amount: Int, item: ShopItem, player: Player) {
-        if (item.isLimit()){
-            // TODO
+        if (item.isLimit()) {
+            if (ShopPro.database.getPlayerAlreadyData(player, item).buy + amount > item.limitPlayer) {
+                player.sendLang("buy-limit-player", item.limitPlayer)
+                return
+            }
+            if (ShopPro.database.getServerAlreadyData(item).buy + amount > item.limitServer) {
+                player.sendLang("buy-limit-player", item.limitServer)
+                return
+            }
         }
         if (item.vault.takeMoney(player, item.price * amount)) {
             if (item.vanilla) {
@@ -143,6 +157,7 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
                 player.giveItem(vanilla)
             }
             Bukkit.getPluginManager().callEvent(ShopProBuyEvent(item, amount, player))
+            ShopPro.database.addAmount(item, player, LimitData(amount.toLong(), 0L))
             item.exeCommands(player)
             player.sendLang("buy-item", amount, item.name, item.price * amount)
         } else {
@@ -151,13 +166,21 @@ class ShopImpl(private val configuration: Configuration) : Shop() {
     }
 
     private fun sell(amount: Int, item: ShopItem, player: Player) {
-        if (item.isLimit()){
-            // TODO
+        if (item.isLimit()) {
+            if (ShopPro.database.getPlayerAlreadyData(player, item).sell + amount > item.limitPlayer) {
+                player.sendLang("sell-limit-player", item.limitPlayer)
+                return
+            }
+            if (ShopPro.database.getServerAlreadyData(item).sell + amount > item.limitServer) {
+                player.sendLang("sell-limit-server", item.limitServer)
+                return
+            }
         }
         if (player.inventory.hasItem(amount) { item.equal(it) }) {
             player.inventory.takeItem(amount) { item.equal(it) }
             item.vault.giveMoney(player, item.price * amount)
             Bukkit.getPluginManager().callEvent(ShopProSellEvent(item, amount, player))
+            ShopPro.database.addAmount(item, player, LimitData(0L, amount.toLong()))
             player.sendLang("sell-item", amount, item.name, item.price * amount)
         } else {
             player.sendLang("not-item")
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index e69de29..0ecd14e 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -0,0 +1,9 @@
+# 请勿修改此项
+date: 0
+mysql:
+  enable: false
+  host: localhost
+  port: 3306
+  user: "root"
+  password: "123456"
+  database: "shoppro"
\ No newline at end of file
diff --git a/src/main/resources/lang/zh_CN.yml b/src/main/resources/lang/zh_CN.yml
index bbc01dc..74b3832 100644
--- a/src/main/resources/lang/zh_CN.yml
+++ b/src/main/resources/lang/zh_CN.yml
@@ -1,6 +1,11 @@
 shop-not-found: "&7[&e&l!&7] 你需要打开什么商店呢"
 not-item: "&7[&e&l!&7] 你没有足够的可以出售的物品"
 sell-item: "&7[&e&l!&7] 你出售了§6 {0}个 §7{1}§7获得了§6 {2}"
-sell-limit: "&7[&e&l!&7] 此物品已达到今日收购限制"
+sell-limit-player: "&7[&e&l!&7] 此物品每人每日限制收购{0}个,已达到今日收购限制"
+sell-limit-server: "&7[&e&l!&7] 此物品全服每日限制收购{0}个,已达到今日收购限制"
+buy-limit-player: "&7[&e&l!&7] 此物品每人每日限制购买{0}个,今日购买限制"
+buy-limit-server: "&7[&e&l!&7] 此物品全服每日限制购买{0}个,今日购买限制"
 buy-item: "&7[&e&l!&7] 你购买了§6 {0}个 §7{1} §7花费了§6 {2}"
 not-money: "&7[&e&l!&7] 你没有足够的钱"
+reload: "&7[&e&l!&7] 重载完成"
+reset: "&7[&e&l!&7] 限购数据重置成功"