diff --git a/src/views/modules/sampleTracking/projectProofTracking.vue b/src/views/modules/sampleTracking/projectProofTracking.vue
index 7beb08b..0437bea 100644
--- a/src/views/modules/sampleTracking/projectProofTracking.vue
+++ b/src/views/modules/sampleTracking/projectProofTracking.vue
@@ -154,7 +154,7 @@
       :data="dataList"
       border class="data-table"
       stripe highlight-current-row
-      height="700"
+      height="670"
       v-loading="dataListLoading"
       @sort-change="handleTrackingTableSortChange"
       @selection-change="selectionChange"
@@ -4347,9 +4347,11 @@ export default {
             return
           }
           optionMap[applyNo] = true
+          // 预计完成日期、创建日期分别回填打样的预计完成/开始日期，避免二次查单。
           optionRows.push({
             applyNo: applyNo,
             expectedFinishDate: this.formatDate(item.expectedFinishDate),
+            createTime: this.formatDate(item.createTime),
             applyQuantity: this.isBlankValue(item.quantityReq) ? '' : String(item.quantityReq).trim()
           })
         })
@@ -4366,6 +4368,7 @@ export default {
         this.oneKeyProofingApplyOptions = []
         this.oneKeyForm.proofingNo = ''
         this.oneKeyForm.requiredDeliveryDate = ''
+        this.oneKeyForm.planStartDate = ''
         this.oneKeyProjectNoSnapshot = ''
         this.oneKeyForm.testPartNo = ''
         this.oneKeyForm.partDesc = ''
@@ -4388,7 +4391,7 @@ export default {
     handleOneKeyProofingNoChange (proofingNo) {
       const selectedNo = this.isBlankValue(proofingNo) ? '' : String(proofingNo).trim()
       if (this.oneKeyDialogMode !== 'create') {
-        // 修改模式下预计完成日期以数据库已存值为准，不跟随打样单号自动回填/清空。
+        // 修改模式下预计完成日期、打样开始日期以数据库已存值为准，不跟随打样单号自动回填/清空。
         if (!selectedNo) {
           this.oneKeyForm.proofingNo = ''
           return
@@ -4401,6 +4404,7 @@ export default {
       }
       if (!selectedNo) {
         this.oneKeyForm.requiredDeliveryDate = ''
+        this.oneKeyForm.planStartDate = ''
         return
       }
       const matched = this.oneKeyProofingApplyOptions.find(item => item && item.applyNo === selectedNo)
@@ -4409,6 +4413,8 @@ export default {
       }
       this.oneKeyForm.proofingNo = matched.applyNo
       this.oneKeyForm.requiredDeliveryDate = matched.expectedFinishDate || ''
+      // 打样开始日期默认取工程实验单创建日期；清空打样单时同步清空，避免残留旧单日期。
+      this.oneKeyForm.planStartDate = matched.createTime || ''
       this.syncOneKeyBaselineByRequiredDeliveryDate(this.oneKeyForm.requiredDeliveryDate, false)
     },
     handleOneKeyRequiredDeliveryDateChange (dateVal) {
@@ -4452,12 +4458,14 @@ export default {
             nextOptions.unshift({
               applyNo: currentProofingNo,
               expectedFinishDate: this.formatDate(this.oneKeyForm.requiredDeliveryDate),
+              createTime: this.formatDate(this.oneKeyForm.planStartDate),
               applyQuantity: ''
             })
           }
           if (!hasCurrent && !keepCurrentIfMissing) {
             this.oneKeyForm.proofingNo = ''
             this.oneKeyForm.requiredDeliveryDate = ''
+            this.oneKeyForm.planStartDate = ''
           }
         }
         this.oneKeyProofingApplyOptions = nextOptions
@@ -4481,6 +4489,7 @@ export default {
       const selectedNo = this.isBlankValue(proofingNo) ? '' : String(proofingNo).trim()
       if (!selectedNo) {
         this.proofDialogData.requiredDeliveryDate = ''
+        this.proofDialogData.planStartDate = ''
         return
       }
       const matched = this.proofDialogApplyOptions.find(item => item && item.applyNo === selectedNo)
@@ -4489,6 +4498,8 @@ export default {
       }
       this.proofDialogData.proofingNo = matched.applyNo
       this.proofDialogData.requiredDeliveryDate = matched.expectedFinishDate || ''
+      // 打样开始日期默认取工程实验单创建日期；清空打样单时同步清空，避免残留旧单日期。
+      this.proofDialogData.planStartDate = matched.createTime || ''
     },
     loadProofDialogApplyOptions (projectNo) {
       const normalizedProjectNo = this.normalizeProjectNo(projectNo)
@@ -4499,6 +4510,7 @@ export default {
         this.proofDialogApplyOptions = []
         this.proofDialogData.proofingNo = ''
         this.proofDialogData.requiredDeliveryDate = ''
+        this.proofDialogData.planStartDate = ''
         return Promise.resolve([])
       }
       this.proofDialogApplyLoading = true
@@ -6121,10 +6133,23 @@ export default {
 </script>
 
 <style >
-.data-table .cell {
+.el-table.el-table--medium.data-table th,
+.el-table.data-table th {
+  height: 24px;
+  padding-top: 0;
+  padding-bottom: 0;
+}
+
+.el-table.data-table th .cell {
+  height: 24px;
+  line-height: 24px;
+  font-size: 12px;
+}
+
+.el-table.data-table td .cell {
+  height: 26px;
   line-height: 26px;
   font-size: 12px;
-  height: 28px;
 }
 
 .search-form {