diff --git a/src/Library/LogHelper.php b/src/Library/LogHelper.php
index 1a0bb5e..9e50464 100644
--- a/src/Library/LogHelper.php
+++ b/src/Library/LogHelper.php
@@ -4,13 +4,11 @@ declare(strict_types=1);
 
 namespace Dhd\Micro\Core\Library;
 
-use Hyperf\Context\ApplicationContext;
-use Hyperf\Logger\LoggerFactory;
 use Hyperf\Rpc\Context as RpcContext;
-use Psr\Log\LoggerInterface;
+use Hyperf\Context\ApplicationContext;
 
 /**
- * 统一日志静态入口，支持 trace_id 注入与多通道.
+ * 统一日志静态入口，内部委托核心 Logger 实现，支持 trace_id 注入与多通道.
  */
 class LogHelper
 {
@@ -47,34 +45,21 @@ class LogHelper
 
     protected static function log(string $level, string $message, array $context = [], string $channel = 'default'): void
     {
-        $logger = self::getLogger($channel);
-        $enrichedContext = array_merge($context, self::getTraceContext());
-        $logger->log($level, $message, $enrichedContext);
+        Util::logger()
+            ->setChannel($channel)
+            ->setLevel($level)
+            ->setMessage($message)
+            ->setContext($context)
+            ->setTraceId(self::getTraceId())
+            ->record();
     }
 
-    protected static function getLogger(string $channel = 'default'): LoggerInterface
+    protected static function getTraceId(): ?string
     {
-        $container = ApplicationContext::getContainer();
-        $loggerFactory = $container->get(LoggerFactory::class);
-        return $loggerFactory->get($channel);
-    }
-
-    protected static function getTraceContext(): array
-    {
-        $context = [];
-
         try {
-            $container = ApplicationContext::getContainer();
-            $rpcContext = $container->get(RpcContext::class);
-
-            $traceId = $rpcContext->get('trace_id');
-            if ($traceId) {
-                $context['trace_id'] = $traceId;
-            }
+            return ApplicationContext::getContainer()->get(RpcContext::class)->get('trace_id');
         } catch (Throwable $e) {
-            // 上下文不可用时静默降级
+            return null;
         }
-
-        return $context;
     }
 }
diff --git a/src/Library/Logger.php b/src/Library/Logger.php
index bfdb3b0..d33901f 100644
--- a/src/Library/Logger.php
+++ b/src/Library/Logger.php
@@ -20,6 +20,8 @@ class Logger
     private ?string $traceId = '';
     private array $context = [];
     private bool $isError = false;
+    private string $channel = 'default';
+    private ?string $level = null;
 
     public function setMessage(string $message): static
     {
@@ -62,10 +64,28 @@ class Logger
         return $this;
     }
 
+    /**
+     * 设置日志通道（对应 logger.php 的 group，如 default/error/business/sql）.
+     */
+    public function setChannel(string $channel): static
+    {
+        $this->channel = $channel;
+        return $this;
+    }
+
+    /**
+     * 设置日志级别（debug/info/warning/error）.
+     */
+    public function setLevel(?string $level): static
+    {
+        $this->level = $level;
+        return $this;
+    }
+
     public function record(): void
     {
         $fatory = ApplicationContext::getContainer()->get(LoggerFactory::class);
-        $logger = $fatory->get('log', 'default');
+        $logger = $fatory->get('log', $this->channel);
         $content = [
             'message' => $this->message,
             'timestamp' => date('Y-m-d H:i:s'),
@@ -86,10 +106,7 @@ class Logger
             ];
         }
 
-        if ($this->isError) {
-            $logger->error(json_encode($content, JSON_UNESCAPED_UNICODE));
-        } else {
-            $logger->info(json_encode($content, JSON_UNESCAPED_UNICODE));
-        }
+        $level = $this->level ?? ($this->isError ? 'error' : 'info');
+        $logger->log($level, json_encode($content, JSON_UNESCAPED_UNICODE));
     }
 }