diff --git a/app/AdminSupplier/Controllers/IndustryProductController.php b/app/AdminSupplier/Controllers/IndustryProductController.php
index 132332d..1281d06 100644
--- a/app/AdminSupplier/Controllers/IndustryProductController.php
+++ b/app/AdminSupplier/Controllers/IndustryProductController.php
@@ -149,8 +149,12 @@ class IndustryProductController extends AdminController
             $form->editor('know');
             $form->editor('content')->required();
             $form->mobile('verify_mobile')->required();
-			$form->decimal('deposit')->rules('numeric|min:0', ['*' => '请输入正确的金额']);
-			$form->decimal('earnest')->rules('numeric|min:0', ['*' => '请输入正确的金额']);
+			$form->decimal('deposit')
+				->default(0)->help('输入0则表示不支持订金支付')
+				->rules('numeric|min:0', ['*' => '请输入正确的金额']);
+			$form->decimal('earnest')
+				->default(0)->help('输入0则表示不支持定金支付')
+				->rules('numeric|min:0', ['*' => '请输入正确的金额']);
 
 			//扩展字段
 			$publish_type = array_intersect_key(
@@ -266,6 +270,13 @@ class IndustryProductController extends AdminController
 			$form->original_price = min(array_column($spec, 'original_price'));
 			$form->price = min(array_column($spec, 'price'));
 
+			//订金/定金不能大于售价
+			if ($form->deposit && $form->deposit > $form->price) {
+				return $form->response()->error('订金不能大于产品售价' . $form->price);
+			} else if ($form->earnest && $form->earnest > $form->price) {
+				return $form->response()->error('定金不能大于产品售价' . $form->price);
+			}
+
 			//用户可编辑的状态
 			$user_status = [ProductStatus::SOLD_OUT, ProductStatus::ON_SALE];