diff --git a/src/main/java/digital/laboratory/platform/entrustment/controller/ExcelUploadController.java b/src/main/java/digital/laboratory/platform/entrustment/controller/ExcelUploadController.java
index 0a45212..2124e68 100644
--- a/src/main/java/digital/laboratory/platform/entrustment/controller/ExcelUploadController.java
+++ b/src/main/java/digital/laboratory/platform/entrustment/controller/ExcelUploadController.java
@@ -9,8 +9,6 @@ import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
-import java.util.List;
-import java.util.Map;
 
 /**
  * @author ChenJiangBao
diff --git a/src/main/java/digital/laboratory/platform/entrustment/service/impl/ExcelUploadServiceImpl.java b/src/main/java/digital/laboratory/platform/entrustment/service/impl/ExcelUploadServiceImpl.java
index 3cfc638..98ce5ee 100644
--- a/src/main/java/digital/laboratory/platform/entrustment/service/impl/ExcelUploadServiceImpl.java
+++ b/src/main/java/digital/laboratory/platform/entrustment/service/impl/ExcelUploadServiceImpl.java
@@ -83,7 +83,7 @@ public class ExcelUploadServiceImpl implements ExcelUploadService {
             entrustmentIdentificationMaterial.setRemark(datum.get("身份证号"));
             entrustmentIdentificationMaterial.setDrawPlace(datum.get("采样单位"));
             entrustmentIdentificationMaterial.setQuantity(new BigDecimal(50));
-            entrustmentIdentificationMaterial.setUnit("毫克");
+            entrustmentIdentificationMaterial.setUnit("mg");
             entrustmentIdentificationMaterial.setForm("黑色头发");
             entrustmentIdentificationMaterial.setFormName("黑色头发");
             entrustmentIdentificationMaterial.setAnalysisOption(AnalysisOptionEnums.QUALITATIVE.getCode()); // 默认设置定性