diff --git a/src/pages/Inventory/Products/index.tsx b/src/pages/Inventory/Products/index.tsx
index edce958..57d9d14 100644
--- a/src/pages/Inventory/Products/index.tsx
+++ b/src/pages/Inventory/Products/index.tsx
@@ -673,7 +673,7 @@ render: (_, row) => (
       >
         <ProFormText name="yarnName" label="纱线名称" rules={[{ required: true }]} />
         <ProFormText name="color" label="颜色" initialValue="原纱本色" />
-        <ProFormText name="weightGM" label="纱线克重(g/m)" rules={[{ required: true }]} />
+<ProFormText name="weightGM" label="纱线克重(g/m)" rules={[{ required: true }, { pattern: /^\d+(?:\.\d+)?$/, message: '请输入数字' }]} />
         <ProFormSelect
           name="supplierId"
           label="供应商"