fix

zhongzheng-system/src/main/java/com/zhongzheng/modules/goods/service/impl/GoodsServiceImpl.java

@@ -445,7 +445,7 @@ public class GoodsServiceImpl extends ServiceImpl<GoodsMapper, Goods> implements
                         }
                     });
                 }
-                goodsVo.setClassHours((new BigDecimal(String.valueOf(classHours))).setScale(0, BigDecimal.ROUND_HALF_UP));
+                goodsVo.setClassHours((new BigDecimal(String.valueOf(classHours))).setScale(1, BigDecimal.ROUND_HALF_UP));
             });
         }
         return list;