diff --git a/renren-admin/renren-admin-client/src/main/java/io/renren/dto/stock/PurchaseInfoDTO.java b/renren-admin/renren-admin-client/src/main/java/io/renren/dto/stock/PurchaseInfoDTO.java
index c277c0e..66e7792 100644
--- a/renren-admin/renren-admin-client/src/main/java/io/renren/dto/stock/PurchaseInfoDTO.java
+++ b/renren-admin/renren-admin-client/src/main/java/io/renren/dto/stock/PurchaseInfoDTO.java
@@ -37,8 +37,8 @@ public class PurchaseInfoDTO implements Serializable {
 
 //	@DateTimeFormat(pattern = "yyyy-MM-dd")
 //	@JsonFormat(pattern = "yyyy-MM-dd")
-	@JsonFormat(shape = JsonFormat.Shape.STRING,pattern="yyyy-MM-dd HH:mm", timezone="GMT+8")
-	@DateTimeFormat(pattern="yyyy-MM-dd HH:mm")
+	@JsonFormat(shape = JsonFormat.Shape.STRING,pattern="yyyy-MM-dd HH:mm:ss", timezone="GMT+8")
+	@DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")
 	@ApiModelProperty(value = "购买时间")
 	private Date purchaseDate;
 
@@ -67,4 +67,9 @@ public class PurchaseInfoDTO implements Serializable {
 	@DateTimeFormat(pattern="yyyy-MM-dd")
 	@ApiModelProperty(value = "清仓日期")
 	private Date liquidationDate;
+
+	@JsonFormat(shape = JsonFormat.Shape.STRING,pattern="yyyy-MM-dd HH:mm:ss", timezone="GMT+8")
+	@DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")
+	@ApiModelProperty(value = "")
+	private Date createDatetime;
 }
\ No newline at end of file
diff --git a/renren-admin/renren-admin-server/src/main/java/io/renren/stock/entity/PurchaseInfoEntity.java b/renren-admin/renren-admin-server/src/main/java/io/renren/stock/entity/PurchaseInfoEntity.java
index de3b041..8a04967 100644
--- a/renren-admin/renren-admin-server/src/main/java/io/renren/stock/entity/PurchaseInfoEntity.java
+++ b/renren-admin/renren-admin-server/src/main/java/io/renren/stock/entity/PurchaseInfoEntity.java
@@ -4,10 +4,8 @@ import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import com.fasterxml.jackson.annotation.JsonFormat;
-import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
-import java.math.BigDecimal;
 import java.util.Date;
 
 /**
@@ -71,4 +69,7 @@ public class PurchaseInfoEntity {
      */
     @JsonFormat(pattern = "yyyy-MM-dd", timezone="GMT+8")
     private Date liquidationDate;
+
+    @JsonFormat(pattern="yyyy-MM-dd HH:mm:ss", timezone="GMT+8")
+    private Date createDatetime;
 }
\ No newline at end of file