diff --git a/src/App.tsx b/src/App.tsx
index 28dce27..268c7db 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -172,9 +172,12 @@ function App() {
   // SM2 签名
   const handleSignSm2 = () => {
     try {
+      console.log('开始签名，消息:', sm2Message, '私钥:', sm2PrivateKey)
       const signature = sm2Sign(sm2Message, sm2PrivateKey)
+      console.log('签名成功，结果:', signature)
       setSm2Signature(signature)
     } catch (error) {
+      console.error('签名失败:', error)
       alert('签名失败: ' + (error instanceof Error ? error.message : error))
     }
   }
@@ -182,9 +185,12 @@ function App() {
   // SM2 验证签名
   const handleVerifySm2 = () => {
     try {
+      console.log('开始验签，消息:', sm2Message, '签名:', sm2Signature, '公钥:', sm2PublicKey)
       const result = sm2Verify(sm2Message, sm2Signature, sm2PublicKey)
+      console.log('验签成功，结果:', result)
       setSm2VerifyResult(result ? '验证成功' : '验证失败')
     } catch (error) {
+      console.error('验签失败:', error)
       alert('验证签名失败: ' + (error instanceof Error ? error.message : error))
     }
   }
diff --git a/src/types/sm-crypto.d.ts b/src/types/sm-crypto.d.ts
index 6839de6..c9c399a 100644
--- a/src/types/sm-crypto.d.ts
+++ b/src/types/sm-crypto.d.ts
@@ -8,8 +8,8 @@ declare module 'sm-crypto' {
     generateKeyPairHex: (privateKey?: string) => SM2KeyPair;
     doEncrypt: (message: string, publicKey: string) => string;
     doDecrypt: (ciphertext: string, privateKey: string) => string;
-    doSign: (message: string, privateKey: string) => string;
-    doVerify: (message: string, signature: string, publicKey: string) => boolean;
+    doSignature: (message: string, privateKey: string, options?: { hash?: boolean, der?: boolean, userId?: string, publicKey?: string, pointPool?: any[] }) => string;
+    doVerifySignature: (message: string, signature: string, publicKey: string, options?: { hash?: boolean, der?: boolean, userId?: string }) => boolean;
   };
   
   export const sm3: {
diff --git a/src/utils/algorithm/sm2.ts b/src/utils/algorithm/sm2.ts
index aca7417..26d90f8 100644
--- a/src/utils/algorithm/sm2.ts
+++ b/src/utils/algorithm/sm2.ts
@@ -77,11 +77,8 @@ export const sm2Sign = (message: string, privateKey: string): string => {
   
   // 将 hex 字符串转换为字节数组
   const messageBytes = new Uint8Array(hexToArrayBuffer(message))
-  // 将字节数组转换为字符串
-  const messageString = new TextDecoder().decode(messageBytes)
-  
   // 签名
-  const signature = sm2.doSign(messageString, privateKey)
+  const signature = sm2.doSignature(messageBytes, privateKey, { hash: false })
   return signature
 }
 
@@ -102,10 +99,7 @@ export const sm2Verify = (message: string, signature: string, publicKey: string)
   
   // 将 hex 字符串转换为字节数组
   const messageBytes = new Uint8Array(hexToArrayBuffer(message))
-  // 将字节数组转换为字符串
-  const messageString = new TextDecoder().decode(messageBytes)
-  
   // 验证签名
-  const result = sm2.doVerify(messageString, signature, publicKey)
+  const result = sm2.doVerifySignature(messageBytes, signature, publicKey, { hash: false })
   return result
 }