diff --git a/src/main/java/com/lanhai/service/Impl/SurvHisdataSoilServiceImpl.java b/src/main/java/com/lanhai/service/Impl/SurvHisdataSoilServiceImpl.java
index 47dd974..7cab72a 100644
--- a/src/main/java/com/lanhai/service/Impl/SurvHisdataSoilServiceImpl.java
+++ b/src/main/java/com/lanhai/service/Impl/SurvHisdataSoilServiceImpl.java
@@ -137,6 +137,9 @@ public class SurvHisdataSoilServiceImpl extends ServiceImpl<SurvHisdataSoilMappe
                             BigDecimal fixedRange = new BigDecimal(rule.getFactor());
                             int scale = rule.getScale();//小数位
                             String correctVal = BigDecimalRandomAdjuster.randomAdjustByFixedRange(new BigDecimal(vals), fixedRange, scale);
+                            if(correctVal.contains("-") || "0".equals(correctVal)){//如果是负数或0用原来的值
+                                correctVal = vals;
+                            }
                             TUtil.setFieldValue(saveEnt, rule.getFields(), correctVal);
                         } else {
                             log.error("==========设备:{}，编号:{}指标：{}配置错误==============，跳过", deploy.getDeployDes(), deploy.getDeployCode(), rule.getFields());