diff --git a/src/modules/materials_inventory/materials_inventory.service.ts b/src/modules/materials_inventory/materials_inventory.service.ts
index c305d57..09ea420 100644
--- a/src/modules/materials_inventory/materials_inventory.service.ts
+++ b/src/modules/materials_inventory/materials_inventory.service.ts
@@ -220,7 +220,7 @@ export class MaterialsInventoryService {
         // 结存库存数量
         balanceQuantity = calcNumber(
           currentQuantity,
-          calcNumber(inRecord.quantity, outRecord.quantity, 'subtract'),
+          calcNumber(inRecord.quantity, outRecord?.quantity || 0, 'subtract'),
           'add'
         );
         number++;
@@ -233,19 +233,19 @@ export class MaterialsInventoryService {
           parseFloat(`${inRecord.unitPrice || 0}`),
           calcNumber(currentQuantity, inRecord.unitPrice || 0, 'multiply'),
           inRecord.time,
-          inRecord.quantity,
+          inRecord.quantity || 0,
           parseFloat(`${inRecord.unitPrice || 0}`),
           parseFloat(`${inRecord.amount || 0}`),
           outRecord?.time || '',
-          outRecord?.quantity || '',
-          parseFloat(`${outRecord.unitPrice || 0}`),
-          parseFloat(`${outRecord.amount || 0}`),
+          outRecord?.quantity || 0,
+          parseFloat(`${outRecord?.unitPrice || 0}`),
+          parseFloat(`${outRecord?.amount || 0}`),
           balanceQuantity,
-          parseFloat(`${outRecord.unitPrice || 0}`),
-          calcNumber(balanceQuantity, outRecord.unitPrice || 0, 'multiply'),
-          outRecord?.agent || '',
+          parseFloat(`${inRecord?.unitPrice || 0}`),
+          calcNumber(balanceQuantity, inRecord?.unitPrice || 0, 'multiply'),
+          `${inRecord?.agent || ''}/${outRecord?.agent || ''}`,
           outRecord?.issuanceNumber || '',
-          outRecord?.remark || ''
+          `${inRecord?.remark || ''}/${outRecord?.remark || ''}`
         ]);
       }
       sheet.getCell('A1').font = { size: HEADER_FONT_SIZE };
@@ -268,7 +268,7 @@ export class MaterialsInventoryService {
 
       sheet.columns.forEach((column, index: number) => {
         let maxColumnLength = 0;
-        const autoWidth = ['B', 'C', 'U'];
+        const autoWidth = ['B', 'C', 'S', 'U'];
         if (String.fromCharCode(65 + index) === 'B') maxColumnLength = 20;
         if (autoWidth.includes(String.fromCharCode(65 + index))) {
           column.eachCell({ includeEmpty: true }, (cell, rowIndex) => {
diff --git a/src/modules/product/product.entity.ts b/src/modules/product/product.entity.ts
index 6b0ea0b..cc90a05 100644
--- a/src/modules/product/product.entity.ts
+++ b/src/modules/product/product.entity.ts
@@ -30,6 +30,7 @@ export class ProductEntity extends CommonEntity {
     name: 'remark',
     type: 'varchar',
     length: 255,
+    nullable: true,
     comment: '备注'
   })
   @ApiProperty({ description: '产品备注' })