diff --git a/application/onlinechip/controller/traits/alinPay.php b/application/onlinechip/controller/traits/alinPay.php
index aaf0f2a..2cdbeb7 100644
--- a/application/onlinechip/controller/traits/alinPay.php
+++ b/application/onlinechip/controller/traits/alinPay.php
@@ -84,7 +84,13 @@ trait alinPay
             $alinPay = new \pay\AlinPay();
             $result  = $alinPay->createOrder($pay_orderid, sprintf('%.2f', $money), $notify_url, 'uid:' . $user_id);
 
-            if (is_array($result) && isset($result['code']) && $result['code'] == 200) {
+            // 空响应处理（curl失败/DNS/超时等）
+            if (!is_array($result)) {
+                addLogToFile('代收下单：API无响应或返回非JSON，result=' . var_export($result, true), 'alin_error', 'alin');
+                return json(['status' => 0, 'message' => '支付通道无响应，请稍后再试']);
+            }
+
+            if (isset($result['code']) && $result['code'] == 200) {
                 $returnUrl = $result['data']['url'] ?? '';
 
                 if (!$returnUrl) {
@@ -120,12 +126,13 @@ trait alinPay
 
                 return json(['status' => 1, 'message' => '发起支付成功，即将跳转...', 'url' => $returnUrl]);
             } else {
-                $errMsg = $result['message'] ?? '未知错误';
+                $errMsg = isset($result['message']) ? $result['message'] : '未知错误(code=' . ($result['code'] ?? 'null') . ')';
+                addLogToFile('代收下单失败：' . json_encode($result, JSON_UNESCAPED_UNICODE), 'alin_error', 'alin');
                 return json(['status' => 0, 'message' => '支付发起失败：' . $errMsg]);
             }
         } catch (\Exception $e) {
-            addLogToFile('代收下单异常：' . $e->getMessage(), 'alin_error', 'alin');
-            return json(['status' => 0, 'message' => '支付发起失败，请稍后再试']);
+            addLogToFile('代收下单异常：' . $e->getMessage() . ' | file:' . $e->getFile() . ':' . $e->getLine(), 'alin_error', 'alin');
+            return json(['status' => 0, 'message' => '支付发起失败[' . $e->getMessage() . ']']);
         }
     }
 
diff --git a/extend/pay/AlinPay.php b/extend/pay/AlinPay.php
index b8a657a..f7dd384 100644
--- a/extend/pay/AlinPay.php
+++ b/extend/pay/AlinPay.php
@@ -148,13 +148,13 @@ class AlinPay
     public function createOrder($orderNo, $amount, $notifyUrl, $desc = '')
     {
         $params = [
-            'app_id'       => $this->config['app_id'],
-            'product_id'   => $this->config['collection_product_id'],  // 代收 product_id=11
-            'out_trade_no' => $orderNo,
-            'notify_url'   => $notifyUrl,
-            'amount'       => $amount,
-            'time'         => time(),
-            'desc'         => $desc,
+            'app_id'       => strval($this->config['app_id']),
+            'product_id'   => strval($this->config['collection_product_id']),  // 代收 product_id=11
+            'out_trade_no' => strval($orderNo),
+            'notify_url'   => strval($notifyUrl),
+            'amount'       => strval($amount),
+            'time'         => intval(time()),
+            'desc'         => strval($desc),
         ];
 
         $params['sign'] = $this->generateSign($params);
@@ -199,13 +199,13 @@ class AlinPay
     public function createPayment($orderNo, $amount, $accountName, $accountNumber, $bankCode, $bankName, $notifyUrl, $desc = '')
     {
         $params = [
-            'app_id'       => $this->config['app_id'],
-            'product_id'   => $this->config['payment_product_id'],  // 代付 product_id=14
-            'out_trade_no' => $orderNo,
-            'notify_url'   => $notifyUrl,
-            'amount'       => $amount,
-            'time'         => time(),
-            'desc'         => $desc,
+            'app_id'       => strval($this->config['app_id']),
+            'product_id'   => strval($this->config['payment_product_id']),  // 代付 product_id=14
+            'out_trade_no' => strval($orderNo),
+            'notify_url'   => strval($notifyUrl),
+            'amount'       => strval($amount),
+            'time'         => intval(time()),
+            'desc'         => strval($desc),
         ];
 
         $params['sign'] = $this->generateSign($params);