diff --git a/src/model/product.ts b/src/model/product.ts
index abccaa8..46d59ad 100644
--- a/src/model/product.ts
+++ b/src/model/product.ts
@@ -24,6 +24,7 @@ export interface Product{
   open_sell: boolean
   show: boolean
   show_in_assets?: boolean
+  trade_by_quantity?: boolean
   use_last_price_if_zero?: boolean
   title: string
   updated_at: string
diff --git a/src/pages/menuPages/configuration/settingTypes.ts b/src/pages/menuPages/configuration/settingTypes.ts
index 24429f5..018d9c4 100644
--- a/src/pages/menuPages/configuration/settingTypes.ts
+++ b/src/pages/menuPages/configuration/settingTypes.ts
@@ -87,6 +87,7 @@ const KEY_TYPE_FALLBACK: Record<string, SettingFieldType> = {
   tahesab_bank_account: 'text',
   support_messenger_id: 'text',
   support_messenger_text: 'longtext',
+  invite_link_text: 'longtext',
   support_messenger: 'select',
   deposit_sms_support_number: 'number',
   zaarbox_price_key: 'select'
diff --git a/src/pages/menuPages/products/base/components/ProductEditorFormBody.vue b/src/pages/menuPages/products/base/components/ProductEditorFormBody.vue
index 7558238..16b3a3a 100644
--- a/src/pages/menuPages/products/base/components/ProductEditorFormBody.vue
+++ b/src/pages/menuPages/products/base/components/ProductEditorFormBody.vue
@@ -225,6 +225,16 @@
             <a-form-item label="نمایش در صفحه دارایی‌ها" name="show_in_assets">
               <a-switch v-model:checked="form.show_in_assets" />
             </a-form-item>
+            <a-form-item
+              v-if="!isMeltedCategory"
+              label="معامله مقداری"
+              name="trade_by_quantity"
+            >
+              <a-switch v-model:checked="form.trade_by_quantity" />
+              <div class="text-xs text-gray-500 mt-1 leading-6">
+                روشن: فرم خرید/فروش با «ارزش کل» و «مقدار» (مستقل از دسته‌بندی)
+              </div>
+            </a-form-item>
             <template v-if="form.order_limit_enabled">
               <div class="col-span-2 text-xs text-gray-500 -mt-2 mb-1">
                 حداقل یکی از «حداقل» یا «حداکثر» الزامی است؛ می‌توانید فقط یکی را پر کنید.
diff --git a/src/pages/menuPages/products/base/components/ProductMobileDetailSheet.vue b/src/pages/menuPages/products/base/components/ProductMobileDetailSheet.vue
index 3320faf..8927c3f 100644
--- a/src/pages/menuPages/products/base/components/ProductMobileDetailSheet.vue
+++ b/src/pages/menuPages/products/base/components/ProductMobileDetailSheet.vue
@@ -64,6 +64,7 @@
         <MobileDetailRow label="دسته بندی محصول" :value="row.group_type || '-'" />
         <MobileDetailRow label="واحد" :value="row.unit || '-'" />
         <MobileDetailRow label="وزن" :value="row.amount ?? '-'" />
+        <MobileDetailRow label="معامله مقداری" :value="row.trade_by_quantity ? 'بله' : 'خیر'" />
       </MobileInfoGrid>
     </template>
   </MobileDetailSheet>
diff --git a/src/pages/menuPages/products/base/index.vue b/src/pages/menuPages/products/base/index.vue
index 427576c..bbd6416 100644
--- a/src/pages/menuPages/products/base/index.vue
+++ b/src/pages/menuPages/products/base/index.vue
@@ -316,6 +316,7 @@ async function edit(record: Product) {
   form.value = normalizeProductOrderLimitForm({
     ...productData,
     show_in_assets: productData.show_in_assets ?? false,
+    trade_by_quantity: productData.trade_by_quantity ?? false,
     price_offset_percent: productData.price_offset_percent ?? 0,
     direct_price: productData.direct_price ?? 0,
     auto_open_at: start.isValid() ? start : dayjs('00:00:00', 'HH:mm:ss'),
@@ -358,6 +359,7 @@ function resetData() {
     file: undefined,
     order_limit_enabled: false,
     show_in_assets: false,
+    trade_by_quantity: false,
     use_last_price_if_zero: false,
     inventory: 0,
     min_order_cash: undefined,
@@ -395,6 +397,7 @@ async function ok() {
     }
     if (isMeltedTradeGroup(payload.group_type)) {
       payload.amount = 1
+      payload.trade_by_quantity = true
       payload.direct_price = meltedPriceOption.value === 'fixed' ? 1 : 0
       payload.cash_fee_buy = payload.cash_fee_buy ?? 0
       payload.cash_fee_sell = payload.cash_fee_sell ?? 0