diff --git a/Configs/DataBaseConfig.cs b/Configs/DataBaseConfig.cs
new file mode 100644
index 0000000..8f5aeca
--- /dev/null
+++ b/Configs/DataBaseConfig.cs
@@ -0,0 +1,19 @@
+using LabApi.Loader.Features.Paths;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EasyTools.Configs
+{
+    public class DataBaseConfig
+    {
+        [Description("是否启用玩家数据储存系统")]
+        public bool database_enable { get; set; } = true;
+        [Description("数据库存储路径")]
+        public string database_path { get; set; } = Path.Combine(PathManager.Configs.FullName ?? Environment.CurrentDirectory, @"EasyTools.db");
+    }
+}
diff --git a/DataBase/DataAPI.cs b/DataBase/DataAPI.cs
new file mode 100644
index 0000000..42552c5
--- /dev/null
+++ b/DataBase/DataAPI.cs
@@ -0,0 +1,34 @@
+using EasyTools.DataBase.Serialization;
+using EasyTools.Events;
+using LiteDB;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using UnityEngine.LowLevel;
+
+namespace EasyTools.DataBase
+{
+    public static class DataAPI
+    {
+        public static List<string> TimerHidden { get; } = [];
+        public static Dictionary<string, PlayerData> PlayerDataDic = [];
+
+        public static bool TryGetData(string id, out PlayerData data)
+        {
+            if (PlayerDataDic.TryGetValue(id, out data))
+            {
+                return true;
+            }
+            using LiteDatabase database = new(CustomEventHandler.DataBaseConfig.database_path);
+            
+            if ((data = database.GetCollection<PlayerData>("Players")?.FindById(id)) != null)
+            {
+                PlayerDataDic.Add(id, data);
+                return true;
+            }
+            return false;
+        }
+    }
+}
diff --git a/DataBase/InfoExtension.cs b/DataBase/InfoExtension.cs
new file mode 100644
index 0000000..d4d3f48
--- /dev/null
+++ b/DataBase/InfoExtension.cs
@@ -0,0 +1,106 @@
+using System.Collections.Generic;
+using EasyTools.DataBase.Serialization;
+using EasyTools.Events;
+using LabApi.Features.Wrappers;
+using LiteDB;
+using MEC;
+using System;
+
+namespace EasyTools.DataBase
+{
+    public static class InfoExtension
+    {
+
+        /// <summary>
+        /// 玩家列表
+        /// 不用 Player.ReadyList 是因为它包含Dummy
+        /// </summary>
+        public static List<Player> PlayerList = [];
+
+        public static PlayerData GetData(this Player ply)
+        {
+            PlayerData toInsert = null;
+            if (!DataAPI.TryGetData(ply.UserId, out PlayerData data))
+            {
+                toInsert = new PlayerData()
+                {
+                    ID = ply.UserId,
+                    NickName = "",
+                    LastJoinedTime = DateTime.Now,
+                    LastLeftTime = DateTime.Now,
+                    PlayedTimes = 0,
+                    PlayerKills = 0,
+                    PlayerDeath = 0,
+                    PlayerSCPKills = 0,
+                    PlayerDamage = 0,
+                    RolePlayed = 0,
+                    PlayerShot = 0,
+                };
+                using LiteDatabase database = new(CustomEventHandler.DataBaseConfig.database_path);
+                database.GetCollection<PlayerData>("Players").Insert(toInsert);
+            }
+
+            if (data is null)
+                return toInsert;
+            return data;
+        }
+
+        public static PlayerData GetData(this ReferenceHub ply)
+        {
+            PlayerData toInsert = null;
+            if (string.IsNullOrWhiteSpace(ply.authManager.UserId))
+                throw new ArgumentNullException(nameof(ply));
+            if (!DataAPI.TryGetData(ply.authManager.UserId, out PlayerData data))
+            {
+                toInsert = new PlayerData()
+                {
+                    ID = ply.authManager.UserId,
+                    NickName = "",
+                    LastJoinedTime = DateTime.Now,
+                    LastLeftTime = DateTime.Now,
+                    PlayedTimes = 0,
+                    PlayerKills = 0,
+                    PlayerDeath = 0,
+                    PlayerSCPKills = 0,
+                    PlayerDamage = 0,
+                    RolePlayed = 0,
+                    PlayerShot = 0,
+                };
+                using LiteDatabase database = new(CustomEventHandler.DataBaseConfig.database_path);
+                database.GetCollection<PlayerData>("Players").Insert(toInsert);
+            }
+
+            if (data is null)
+                return toInsert;
+            return data;
+        }
+
+        public static void UpdateData(this PlayerData data)
+        {
+            using LiteDatabase database = new(CustomEventHandler.DataBaseConfig.database_path);
+            database.GetCollection<PlayerData>("Players").Update(data);
+        }
+
+        public static IEnumerator<float> CollectInfo()
+        {
+            while (true)
+            {
+                yield return Timing.WaitForSeconds(60f);
+
+                foreach (Player Player in PlayerList)
+                {
+                    if (Player != null && !Player.DoNotTrack)
+                    {
+                        var pLog = Player.GetData();
+                        pLog.PlayedTimes += 60;
+                        pLog.UpdateData();
+                    }
+                }
+                if (Round.IsRoundEnded)
+                {
+                    yield break;
+                }
+            }
+        }
+    }
+}
diff --git a/DataBase/Serialization/PlayerData.cs b/DataBase/Serialization/PlayerData.cs
new file mode 100644
index 0000000..5933e59
--- /dev/null
+++ b/DataBase/Serialization/PlayerData.cs
@@ -0,0 +1,22 @@
+using LiteDB;
+using System;
+
+namespace EasyTools.DataBase.Serialization
+{
+    [Serializable]
+    public class PlayerData
+    {
+        public string NickName { get; set; }
+        public DateTime LastJoinedTime { get; set; }
+        public DateTime LastLeftTime { get; set; }
+        public int PlayedTimes { get; set; }
+        public int PlayerKills { get; set; }
+        public int PlayerDeath { get; set; }
+        public int PlayerSCPKills { get; set; }
+        public float PlayerDamage { get; set; }
+        public int RolePlayed { get; set; }
+        public int PlayerShot { get; set; }
+        [BsonId]
+        public string ID { get; set; }
+    }
+}
diff --git a/EasyTools.csproj b/EasyTools.csproj
index 78140f9..59bad3f 100644
--- a/EasyTools.csproj
+++ b/EasyTools.csproj
@@ -124,6 +124,7 @@
     <Compile Include="Configs\Config.cs" />
     <Compile Include="Configs\CustomRoleConfig.cs" />
     <Compile Include="Configs\TranslateConfig.cs" />
+    <Compile Include="DataBase\Serialization\PlayerData.cs" />
     <Compile Include="Events\CustomEventHandler.cs" />
     <Compile Include="Plugins.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
diff --git a/Events/CustomEventHandler.cs b/Events/CustomEventHandler.cs
index 66973a5..dff2900 100644
--- a/Events/CustomEventHandler.cs
+++ b/Events/CustomEventHandler.cs
@@ -40,6 +40,8 @@ namespace EasyTools.Events
 
         public static CustomRoleConfig CustomRoleConfig;
 
+        public static DataBaseConfig DataBaseConfig;
+
         public static CoroutineHandle Badge_Coroutine;
 
         public override void OnServerWaitingForPlayers()
diff --git a/Plugins.cs b/Plugins.cs
index eeb8b74..593a7cf 100644
--- a/Plugins.cs
+++ b/Plugins.cs
@@ -26,6 +26,7 @@ namespace EasyTools
             CustomEventHandler.TranslateConfig = this.LoadConfig<TranslateConfig>("translateConfig.yml");
             CustomEventHandler.BadgeConfig = this.LoadConfig<BadgeConfig>("badgeConfig.yml");
             CustomEventHandler.CustomRoleConfig = this.LoadConfig<CustomRoleConfig>("customRoleConfig.yml");
+            CustomEventHandler.DataBaseConfig = this.LoadConfig<DataBaseConfig>("dataBaseConfig.yml");
 
             if (!Directory.Exists(CustomEventHandler.BadgeConfig.Pach))
             {