diff --git a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/domain/DevInfo.java b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/domain/DevInfo.java
index 8fdf1aa..28e1137 100644
--- a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/domain/DevInfo.java
+++ b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/domain/DevInfo.java
@@ -119,7 +119,6 @@ public class DevInfo extends BaseEntity {
     /** 出厂日期 */
     @Excel(name = "出厂日期")
     @ApiModelProperty(value = "出厂日期")
-    @JsonFormat(pattern = "yyyy-MM-dd")
     @NotBlank
     private String productionDate;