diff --git a/.env b/.env
new file mode 100644
index 0000000..a8b6a3f
--- /dev/null
+++ b/.env
@@ -0,0 +1,21 @@
+# 数据库配置
+DB_USER=postgres
+DB_PASSWORD=postgres12341234
+DB_NAME=postgres
+DB_PORT=5432
+DB_SSL_MODE=disable
+DB_MAX_OPEN_CONNS=25
+DB_MAX_IDLE_CONNS=25
+DB_TIMEOUT=30s
+
+# 时区配置
+TZ=Asia/Shanghai
+
+# 网关端口
+PORT=80
+
+# 日志配置
+LOG_LEVEL=info
+
+# Gin模式 (debug/release/test)
+GIN_MODE=debug
\ No newline at end of file
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 6e9a61e..0aea50d 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -9,8 +9,10 @@ services:
     entrypoint:
     - infra/postgres/scripts/db-lanuch-entrypoint.sh
     environment:
-      POSTGRES_PASSWORD: postgres12341234
-      TZ: Asia/Shanghai
+      POSTGRES_USER: ${DB_USER}
+      POSTGRES_PASSWORD: ${DB_PASSWORD}
+      POSTGRES_DB: ${DB_NAME}
+      TZ: ${TZ}
     volumes:
     - ./shared_data/ai_trading_db:/var/lib/postgresql/data
     - ./infra/postgres/sql:/docker-entrypoint-initdb.d
@@ -29,9 +31,15 @@ services:
     networks:
     - ai-trading-network
     environment:
-      DATABASE_URL: postgres://postgres:postgres12341234@postgres:5432/postgres
-      RUST_LOG: info
-      TZ: Asia/Shanghai
+      DB_HOST: postgres
+      DB_PORT: ${DB_PORT}
+      DB_USER: ${DB_USER}
+      DB_PASSWORD: ${DB_PASSWORD}
+      DB_NAME: ${DB_NAME}
+      TZ: ${TZ}
+    volumes:
+      # 挂载添加日志目录挂载，将容器内日志日志目录映射到宿主机的 ./logs 目录
+      - ./cn_futures_trading_records_logs:/app/logs  # 假设代码中日志存储路径为 /app/logs
 
 networks:
   ai-trading-network:
diff --git a/infra/postgres/sql/03_trading_records.sql b/infra/postgres/sql/03_trading_records.sql
index 5bc82e5..906938a 100644
--- a/infra/postgres/sql/03_trading_records.sql
+++ b/infra/postgres/sql/03_trading_records.sql
@@ -44,11 +44,6 @@ BEGIN
     END IF;
 END $$;
 
-DO $$
-BEGIN
-    RAISE NOTICE '全部索引已确保存在';
-END $$;
-
 DO $$
 BEGIN
     RAISE NOTICE '============ trading_records 部署完成 ============';
diff --git a/services/cn_futures_trading_records/dev.sh b/services/cn_futures_trading_records/dev.sh
index 2149423..18f7ac9 100644
--- a/services/cn_futures_trading_records/dev.sh
+++ b/services/cn_futures_trading_records/dev.sh
@@ -1,3 +1,10 @@
+#!/bin/bash
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+
 sudo docker stop go_cn_futures_trading_records_dev
 sudo docker rm go_cn_futures_trading_records_dev
-sudo docker run -itd --name go_cn_futures_trading_records_dev -v $(pwd)/services/cn_futures_trading_records/src:/app -p 20010:80 golang:1.25.0-alpine3.22
\ No newline at end of file
+sudo docker run -itd \
+  --name go_cn_futures_trading_records_dev \
+  -v "$SCRIPT_DIR/src:/app" \
+  -p 20010:80 \
+  golang:1.25.0-alpine3.22
\ No newline at end of file
diff --git a/services/cn_futures_trading_records/src/crud/create.go b/services/cn_futures_trading_records/src/crud/create.go
new file mode 100644
index 0000000..6192168
--- /dev/null
+++ b/services/cn_futures_trading_records/src/crud/create.go
@@ -0,0 +1,303 @@
+package crud
+
+import (
+	"cn_futures_trading_records/db"
+	"net/http"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+	"go.uber.org/zap"
+)
+
+// CreateRequest 注册请求参数结构
+type CreateRequest struct {
+	Name string `json:"name" binding:"required"` // 国家名称，必填
+	Code string `json:"code" binding:"required"` // 国家代码，必填
+	Flag string `json:"flag"`                    // 国旗信息，可选
+}
+
+// CreateResponse 注册响应结构
+type CreateResponse struct {
+	Success bool       `json:"success"`
+	Message string     `json:"message"`
+	Data    CreateData `json:"data"`
+}
+
+// CreateData 响应数据结构
+type CreateData struct {
+	CountryID string `json:"country_id"`
+}
+
+// CreateHandler 处理创建逻辑
+func CreateHandler(c *gin.Context) {
+	startTime := time.Now()
+	reqID := c.Request.Header.Get("X-RegisterRequest-ID")
+	if reqID == "" {
+		reqID = uuid.New().String()
+		zap.L().Debug("✨ 生成新的请求ID", zap.String("req_id", reqID))
+	}
+
+	zap.L().Info("📥 收到国家创建请求",
+		zap.String("req_id", reqID),
+		zap.String("path", c.Request.URL.Path),
+		zap.String("method", c.Request.Method),
+	)
+
+	var req CreateRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		zap.L().Warn("⚠️ 请求参数验证失败",
+			zap.String("req_id", reqID),
+			zap.Error(err),
+			zap.Any("request_body", c.Request.Body),
+		)
+		c.JSON(http.StatusBadRequest, CreateResponse{
+			Success: false,
+			Message: "请求参数错误：name和code为必填项",
+		})
+		return
+	}
+
+	zap.L().Debug("✅ 请求参数验证通过",
+		zap.String("req_id", reqID),
+		zap.String("name", req.Name),
+		zap.String("code", req.Code),
+		zap.String("flag", req.Flag),
+	)
+
+	// 开启数据库事务
+	tx, err := db.DB.Begin()
+	if err != nil {
+		zap.L().Error("❌ 事务开启失败",
+			zap.String("req_id", reqID),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "系统错误，请稍后重试",
+		})
+		return
+	}
+
+	defer func() {
+		if r := recover(); r != nil {
+			if err := tx.Rollback(); err != nil {
+				zap.L().Error("💥 panic后事务回滚失败",
+					zap.String("req_id", reqID),
+					zap.Error(err),
+				)
+			}
+			zap.L().Error("💥 事务处理发生panic",
+				zap.String("req_id", reqID),
+				zap.Any("recover", r),
+			)
+			c.JSON(http.StatusInternalServerError, CreateResponse{
+				Success: false,
+				Message: "系统错误，请稍后重试",
+			})
+		}
+	}()
+
+	// 唯一性校验 - 国家名称（排除已删除数据）
+	var nameCount int
+	err = tx.QueryRow(
+		"SELECT COUNT(*) FROM country_name WHERE name = $1 AND deleted = false",
+		req.Name,
+	).Scan(&nameCount)
+	if err != nil {
+		tx.Rollback()
+		zap.L().Error("❌ 国家名称唯一性校验失败",
+			zap.String("req_id", reqID),
+			zap.String("name", req.Name),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "系统错误，校验名称失败",
+		})
+		return
+	}
+	if nameCount > 0 {
+		tx.Rollback()
+		zap.L().Warn("⚠️ 国家名称已存在（未删除数据）",
+			zap.String("req_id", reqID),
+			zap.String("name", req.Name),
+		)
+		c.JSON(http.StatusBadRequest, CreateResponse{
+			Success: false,
+			Message: "国家名称已存在，请更换名称",
+		})
+		return
+	}
+
+	// 唯一性校验 - 国家编码（排除已删除数据）
+	var codeCount int
+	err = tx.QueryRow(
+		"SELECT COUNT(*) FROM country_code WHERE code = $1 AND deleted = false",
+		req.Code,
+	).Scan(&codeCount)
+	if err != nil {
+		tx.Rollback()
+		zap.L().Error("❌ 国家编码唯一性校验失败",
+			zap.String("req_id", reqID),
+			zap.String("code", req.Code),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "系统错误，校验编码失败",
+		})
+		return
+	}
+	if codeCount > 0 {
+		tx.Rollback()
+		zap.L().Warn("⚠️ 国家编码已存在（未删除数据）",
+			zap.String("req_id", reqID),
+			zap.String("code", req.Code),
+		)
+		c.JSON(http.StatusBadRequest, CreateResponse{
+			Success: false,
+			Message: "国家编码已存在，请更换编码",
+		})
+		return
+	}
+
+	// 唯一性校验 - 国旗（排除已删除数据，仅当提供了国旗参数时）
+	if req.Flag != "" {
+		var flagCount int
+		err = tx.QueryRow(
+			"SELECT COUNT(*) FROM country_flag WHERE flag = $1 AND deleted = false",
+			req.Flag,
+		).Scan(&flagCount)
+		if err != nil {
+			tx.Rollback()
+			zap.L().Error("❌ 国旗唯一性校验失败",
+				zap.String("req_id", reqID),
+				zap.String("flag", req.Flag),
+				zap.Error(err),
+			)
+			c.JSON(http.StatusInternalServerError, CreateResponse{
+				Success: false,
+				Message: "系统错误，校验国旗失败",
+			})
+			return
+		}
+		if flagCount > 0 {
+			tx.Rollback()
+			zap.L().Warn("⚠️ 国旗信息已存在（未删除数据）",
+				zap.String("req_id", reqID),
+				zap.String("flag", req.Flag),
+			)
+			c.JSON(http.StatusBadRequest, CreateResponse{
+				Success: false,
+				Message: "国旗信息已存在，请更换国旗",
+			})
+			return
+		}
+	}
+
+	// 1. 创建country主表记录
+	var countryID string
+	err = tx.QueryRow("INSERT INTO country DEFAULT VALUES RETURNING id").Scan(&countryID)
+	if err != nil {
+		tx.Rollback()
+		zap.L().Error("❌ country表插入失败",
+			zap.String("req_id", reqID),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "创建国家记录失败",
+		})
+		return
+	}
+
+	zap.L().Debug("📝 country表插入成功",
+		zap.String("req_id", reqID),
+		zap.String("country_id", countryID),
+	)
+
+	// 2. 插入国家名称
+	_, err = tx.Exec("INSERT INTO country_name (country_id, name) VALUES ($1, $2)", countryID, req.Name)
+	if err != nil {
+		tx.Rollback()
+		zap.L().Error("❌ country_name表插入失败",
+			zap.String("req_id", reqID),
+			zap.String("country_id", countryID),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "保存名称信息失败",
+		})
+		return
+	}
+
+	// 3. 插入国家代码
+	_, err = tx.Exec("INSERT INTO country_code (country_id, code) VALUES ($1, $2)", countryID, req.Code)
+	if err != nil {
+		tx.Rollback()
+		zap.L().Error("❌ country_code表插入失败",
+			zap.String("req_id", reqID),
+			zap.String("country_id", countryID),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "保存代码信息失败",
+		})
+		return
+	}
+
+	// 4. 插入国旗信息（如果提供）
+	if req.Flag != "" {
+		_, err = tx.Exec("INSERT INTO country_flag (country_id, flag) VALUES ($1, $2)", countryID, req.Flag)
+		if err != nil {
+			tx.Rollback()
+			zap.L().Error("❌ country_flag表插入失败",
+				zap.String("req_id", reqID),
+				zap.String("country_id", countryID),
+				zap.Error(err),
+			)
+			c.JSON(http.StatusInternalServerError, CreateResponse{
+				Success: false,
+				Message: "保存国旗信息失败",
+			})
+			return
+		}
+		zap.L().Debug("📝 country_flag表插入成功",
+			zap.String("req_id", reqID),
+			zap.String("country_id", countryID),
+		)
+	}
+
+	// 提交事务
+	if err := tx.Commit(); err != nil {
+		tx.Rollback()
+		zap.L().Error("❌ 事务提交失败",
+			zap.String("req_id", reqID),
+			zap.String("country_id", countryID),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusInternalServerError, CreateResponse{
+			Success: false,
+			Message: "数据提交失败，请稍后重试",
+		})
+		return
+	}
+
+	duration := time.Since(startTime)
+	zap.L().Info("✅ 国家创建请求处理完成",
+		zap.String("req_id", reqID),
+		zap.String("country_id", countryID),
+		zap.Duration("duration", duration),
+	)
+
+	c.JSON(http.StatusOK, CreateResponse{
+		Success: true,
+		Message: "创建成功",
+		Data: CreateData{
+			CountryID: countryID,
+		},
+	})
+}
diff --git a/services/cn_futures_trading_records/src/db/postgres.go b/services/cn_futures_trading_records/src/db/postgres.go
new file mode 100644
index 0000000..aba5033
--- /dev/null
+++ b/services/cn_futures_trading_records/src/db/postgres.go
@@ -0,0 +1,54 @@
+package db
+
+import (
+	"database/sql"
+	"fmt"
+	"os"
+	"time"
+
+	_ "github.com/lib/pq"
+	"go.uber.org/zap"
+)
+
+var DB *sql.DB
+
+// 初始化数据库连接
+func Init() {
+	// 从环境变量获取数据库配置
+	dbHost := os.Getenv("DB_HOST")
+	dbPort := os.Getenv("DB_PORT")
+	dbUser := os.Getenv("DB_USER")
+	dbPassword := os.Getenv("DB_PASSWORD")
+	dbName := os.Getenv("DB_NAME")
+	zap.L().Info(
+		"💡 读取数据库配置",
+		zap.String("host", dbHost),
+		zap.String("port", dbPort),
+		zap.String("user", dbUser),
+		zap.String("dbname", dbName),
+	)
+
+	// 构建数据库连接字符串
+	connStr := fmt.Sprintf(
+		"host=%s port=%s user=%s password=%s dbname=%s sslmode=disable",
+		dbHost, dbPort, dbUser, dbPassword, dbName,
+	)
+
+	var err error
+	DB, err = sql.Open("postgres", connStr)
+	if err != nil {
+		zap.L().Panic("❌ 无法连接数据库", zap.Error(err))
+	}
+
+	// 设置连接池参数
+	DB.SetMaxOpenConns(100)          // 最大打开连接数
+	DB.SetMaxIdleConns(20)           // 最大空闲连接数
+	DB.SetConnMaxLifetime(time.Hour) // 连接最大存活时间
+
+	// 验证数据库连接
+	if err := DB.Ping(); err != nil {
+		zap.L().Panic("❌ 数据库连接失败", zap.Error(err))
+	}
+
+	zap.L().Info("✅ 数据库连接验证成功")
+}
diff --git a/services/cn_futures_trading_records/src/go.mod b/services/cn_futures_trading_records/src/go.mod
index 793ab34..4ad544c 100644
--- a/services/cn_futures_trading_records/src/go.mod
+++ b/services/cn_futures_trading_records/src/go.mod
@@ -1,4 +1,4 @@
-module asset_assistant
+module cn_futures_trading_records
 
 go 1.25.0
 
@@ -9,7 +9,6 @@ require (
 	github.com/lib/pq v1.10.9
 	github.com/spf13/viper v1.21.0
 	go.uber.org/zap v1.27.0
-	golang.org/x/crypto v0.43.0
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1
 )
 
@@ -47,6 +46,7 @@ require (
 	go.uber.org/multierr v1.10.0 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/arch v0.20.0 // indirect
+	golang.org/x/crypto v0.43.0 // indirect
 	golang.org/x/mod v0.28.0 // indirect
 	golang.org/x/net v0.45.0 // indirect
 	golang.org/x/sync v0.17.0 // indirect
diff --git a/services/cn_futures_trading_records/src/logger/logger.go b/services/cn_futures_trading_records/src/logger/logger.go
new file mode 100644
index 0000000..d7eee0b
--- /dev/null
+++ b/services/cn_futures_trading_records/src/logger/logger.go
@@ -0,0 +1,86 @@
+package logger
+
+import (
+	"log"
+	"os"
+	"time"
+
+	"github.com/spf13/viper"
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+	"gopkg.in/natefinch/lumberjack.v2"
+)
+
+var shanghaiLoc *time.Location
+
+func init() {
+	var err error
+	shanghaiLoc, err = time.LoadLocation("Asia/Shanghai")
+	if err != nil {
+		// 尝试备选时区名称
+		shanghaiLoc, err = time.LoadLocation("PRC")
+		if err != nil {
+			// 若仍失败，手动设置东八区偏移
+			shanghaiLoc = time.FixedZone("CST", 8*3600)
+			log.Printf("警告：加载时区失败，使用手动东八区偏移: %v", err)
+		}
+	}
+}
+
+// Init 初始化日志（依赖配置文件已加载）
+func Init() {
+	// 日志级别转换
+	level := zap.InfoLevel
+	switch viper.GetString("logger.level") {
+	case "debug":
+		level = zap.DebugLevel
+	case "warn":
+		level = zap.WarnLevel
+	case "error":
+		level = zap.ErrorLevel
+	}
+
+	// 日志轮转配置（lumberjack）
+	hook := lumberjack.Logger{
+		Filename:   viper.GetString("logger.path") + "logs/app.log", // 日志文件路径
+		MaxSize:    viper.GetInt("logger.max_size"),                 // 单个文件最大大小（MB）
+		MaxBackups: viper.GetInt("logger.max_backup"),               // 最大备份数
+		MaxAge:     viper.GetInt("logger.max_age"),                  // 最大保留天数
+		Compress:   true,                                            // 是否压缩
+	}
+
+	// 编码器配置
+	encoderConfig := zapcore.EncoderConfig{
+		TimeKey:        "time",
+		LevelKey:       "level",
+		NameKey:        "logger",
+		CallerKey:      "caller",
+		MessageKey:     "msg",
+		StacktraceKey:  "stacktrace",
+		LineEnding:     zapcore.DefaultLineEnding,
+		EncodeLevel:    zapcore.CapitalLevelEncoder, // 日志级别大写（DEBUG/INFO）
+		EncodeTime:     customTimeEncoder,           // 自定义时间格式
+		EncodeDuration: zapcore.SecondsDurationEncoder,
+		EncodeCaller:   zapcore.ShortCallerEncoder, // 精简调用者路径
+	}
+
+	// 输出配置（控制台+文件）
+	core := zapcore.NewTee(
+		zapcore.NewCore(zapcore.NewConsoleEncoder(encoderConfig), zapcore.AddSync(os.Stdout), level),
+		zapcore.NewCore(zapcore.NewJSONEncoder(encoderConfig), zapcore.AddSync(&hook), level),
+	)
+
+	// 创建logger实例（开启调用者信息和堆栈跟踪）
+	logger := zap.New(core, zap.AddCaller(), zap.AddStacktrace(zap.ErrorLevel))
+	zap.ReplaceGlobals(logger)
+
+	zap.L().Info("✅ 日志初始化成功", zap.String("level", level.String()))
+}
+
+// customTimeEncoder 自定义时间格式（强制东八区，若加载失败则使用UTC）
+func customTimeEncoder(t time.Time, enc zapcore.PrimitiveArrayEncoder) {
+	// 使用提前初始化好的时区，避免每次调用都加载
+	beijingTime := t.In(shanghaiLoc)
+	// 格式化输出
+	enc.AppendString(beijingTime.Format("2006-01-02 15:04:05.000"))
+}
diff --git a/services/cn_futures_trading_records/src/main.go b/services/cn_futures_trading_records/src/main.go
index e73053e..95f12bb 100644
--- a/services/cn_futures_trading_records/src/main.go
+++ b/services/cn_futures_trading_records/src/main.go
@@ -1,12 +1,9 @@
 package main
 
 import (
-	"asset_assistant/db"     // 数据库相关操作包
-	"asset_assistant/logger" // 日志工具包
-	"asset_assistant/logic4country"
-	"asset_assistant/logic4currency"
-	"asset_assistant/logic4exchange"
-	"asset_assistant/logic4user"
+	"cn_futures_trading_records/crud"
+	"cn_futures_trading_records/db"     // 数据库相关操作包
+	"cn_futures_trading_records/logger" // 日志工具包
 
 	// 业务逻辑处理包
 	"time"
@@ -56,42 +53,11 @@ func main() {
 	zap.L().Info("✅ 配置跨域中间件完成")
 
 	// 注册用户接口
-	user := r.Group("/user")
+	trading := r.Group("/cn_futures_trading_record")
 	{
-		user.POST("/register", logic4user.RegisterHandler)
-		user.POST("/login", logic4user.LoginHandler)
+		trading.POST("/register", crud.CreateHandler)
 	}
-	zap.L().Info("✅ 用户接口注册完成")
-
-	// 注册国家接口
-	country := r.Group("/country")
-	{
-		country.POST("/create", logic4country.CreateHandler)
-		country.POST("/read", logic4country.ReadHandler)
-		country.POST("/update", logic4country.UpdateHandler)
-		country.POST("/delete", logic4country.DeleteHandler)
-	}
-	zap.L().Info("✅ 国家接口注册完成")
-
-	// 注册交易所接口
-	exchange := r.Group("/exchange")
-	{
-		exchange.POST("/create", logic4exchange.CreateHandler)
-		exchange.POST("/read", logic4exchange.ReadHandler)
-		exchange.POST("/update", logic4exchange.UpdateHandler)
-		exchange.POST("/delete", logic4exchange.DeleteHandler)
-	}
-	zap.L().Info("✅ 交易所接口注册完成")
-
-	// 注册货币接口
-	currency := r.Group("/currency")
-	{
-		currency.POST("/create", logic4currency.CreateHandler)
-		currency.POST("/read", logic4currency.ReadHandler)
-		currency.POST("/update", logic4currency.UpdateHandler)
-		currency.POST("/delete", logic4currency.DeleteHandler)
-	}
-	zap.L().Info("✅ 货币接口注册完成")
+	zap.L().Info("✅ 中国期货交易记录接口注册完成")
 
 	// 记录服务启动日志，监听80端口
 	zap.L().Info("✅ 服务启动在80端口")