diff --git a/weixin-java-pay/pom.xml b/weixin-java-pay/pom.xml
index 0a40c4adfa..b51185a42f 100644
--- a/weixin-java-pay/pom.xml
+++ b/weixin-java-pay/pom.xml
@@ -68,6 +68,10 @@
       <groupId>com.google.code.gson</groupId>
       <artifactId>gson</artifactId>
     </dependency>
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>javax.servlet-api</artifactId>
+    </dependency>
   </dependencies>
 
   <profiles>
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/BaseWxPayRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/BaseWxPayRequest.java
index fde7f7150f..6d227f636d 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/BaseWxPayRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/BaseWxPayRequest.java
@@ -22,6 +22,7 @@
 import java.math.BigDecimal;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.Optional;
 
 import static com.github.binarywang.wxpay.constant.WxPayConstants.SignType.ALL_SIGN_TYPES;
 
@@ -149,6 +150,13 @@ public static Integer yuanToFen(String yuan) {
     return new BigDecimal(yuan).setScale(2, BigDecimal.ROUND_HALF_UP).multiply(new BigDecimal(100)).intValue();
   }
 
+  /**
+   * 元转分
+   */
+  public static Integer yuan2Fen(BigDecimal yuan) {
+    return yuan.multiply(BigDecimal.valueOf(100)).setScale(2, BigDecimal.ROUND_HALF_UP).intValue();
+  }
+
   /**
    * 检查请求参数内容，包括必填参数以及特殊约束.
    */
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/constant/WxPayConstants.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/constant/WxPayConstants.java
index ffd17efe4d..59dd17ed6c 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/constant/WxPayConstants.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/constant/WxPayConstants.java
@@ -26,6 +26,17 @@ public class WxPayConstants {
    */
   public static final Format QUERY_COMMENT_DATE_FORMAT = FastDateFormat.getInstance("yyyyMMddHHmmss");
 
+  /**
+   * 币种类型.
+   */
+  public static class CurrencyType {
+    /**
+     * 人民币.
+     */
+    public static final String CNY = "CNY";
+
+  }
+
   /**
    * 校验用户姓名选项，企业付款时使用.
    */
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/util/RequestUtils.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/util/RequestUtils.java
new file mode 100644
index 0000000000..b641cbe537
--- /dev/null
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/util/RequestUtils.java
@@ -0,0 +1,49 @@
+package com.github.binarywang.wxpay.util;
+
+import javax.servlet.http.HttpServletRequest;
+import java.io.BufferedReader;
+import java.io.IOException;
+
+/**
+ * <pre>
+ * 请求工具类.
+ * Created by Wang_Wong on 2023-04-14.
+ * </pre>
+ *
+ * @author <a href="https://github.com/0katekate0/">Wang_Wong</a>
+ */
+public class RequestUtils {
+
+  /**
+   * 获取请求头数据，微信V3版本回调使用
+   *
+   * @param request
+   * @return 字符串
+   */
+  public static String readData(HttpServletRequest request) {
+    BufferedReader br = null;
+    StringBuilder result = new StringBuilder();
+    try {
+      br = request.getReader();
+      for (String line; (line = br.readLine()) != null; ) {
+        if (result.length() > 0) {
+          result.append("\n");
+        }
+        result.append(line);
+      }
+    } catch (IOException e) {
+      e.printStackTrace();
+    } finally {
+      if (br != null) {
+        try {
+          br.close();
+        } catch (IOException e) {
+          e.printStackTrace();
+        }
+      }
+    }
+
+    return result.toString();
+  }
+
+}
diff --git a/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImplTest.java b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImplTest.java
index e25efe5cb1..10781cf6ec 100644
--- a/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImplTest.java
+++ b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImplTest.java
@@ -2,8 +2,7 @@
 
 import com.github.binarywang.utils.qrcode.QrcodeUtils;
 import com.github.binarywang.wxpay.bean.coupon.*;
-import com.github.binarywang.wxpay.bean.notify.WxPayOrderNotifyResult;
-import com.github.binarywang.wxpay.bean.notify.WxPayOrderNotifyResultTest;
+import com.github.binarywang.wxpay.bean.notify.*;
 import com.github.binarywang.wxpay.bean.order.WxPayAppOrderResult;
 import com.github.binarywang.wxpay.bean.order.WxPayMpOrderResult;
 import com.github.binarywang.wxpay.bean.order.WxPayNativeOrderResult;
@@ -11,6 +10,7 @@
 import com.github.binarywang.wxpay.bean.result.*;
 import com.github.binarywang.wxpay.bean.result.enums.TradeTypeEnum;
 import com.github.binarywang.wxpay.config.WxPayConfig;
+import com.github.binarywang.wxpay.constant.WxPayConstants;
 import com.github.binarywang.wxpay.constant.WxPayConstants.AccountType;
 import com.github.binarywang.wxpay.constant.WxPayConstants.BillType;
 import com.github.binarywang.wxpay.constant.WxPayConstants.SignType;
@@ -19,6 +19,7 @@
 import com.github.binarywang.wxpay.service.WxPayService;
 import com.github.binarywang.wxpay.testbase.ApiTestModule;
 import com.github.binarywang.wxpay.testbase.XmlWxPayConfig;
+import com.github.binarywang.wxpay.util.RequestUtils;
 import com.github.binarywang.wxpay.util.XmlConfig;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
@@ -29,10 +30,14 @@
 import org.testng.annotations.Guice;
 import org.testng.annotations.Test;
 
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.math.BigDecimal;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Calendar;
 import java.util.Date;
+import java.util.Optional;
 
 import static com.github.binarywang.wxpay.constant.WxPayConstants.TarType;
 import static org.assertj.core.api.Assertions.assertThat;
@@ -728,9 +733,9 @@ public void testUnifiedOrderV3() throws WxPayException {
     //构建金额信息
     WxPayUnifiedOrderV3Request.Amount amount = new WxPayUnifiedOrderV3Request.Amount();
     //设置币种信息
-    amount.setCurrency("CNY");
+    amount.setCurrency(WxPayConstants.CurrencyType.CNY);
     //设置金额
-    amount.setTotal(1);
+    amount.setTotal(BaseWxPayRequest.yuan2Fen(BigDecimal.ONE));
     request.setAmount(amount);
 
     WxPayUnifiedOrderV3Result.JsapiResult result = this.payService.createOrderV3(TradeTypeEnum.JSAPI, request);
@@ -767,6 +772,63 @@ public void testRefundV3() throws WxPayException {
     System.out.println(GSON.toJson(result));
   }
 
+  /**
+   * 测试V3支付成功回调
+   * https://pay.weixin.qq.com/wiki/doc/apiv3/apis/chapter3_5_5.shtml
+   *
+   * @throws Exception the exception
+   */
+  @Test
+  public void testParseOrderNotifyV3Result(HttpServletRequest request, HttpServletResponse response) throws Exception {
+
+    String timestamp = request.getHeader("Wechatpay-Timestamp");
+    Optional.ofNullable(timestamp).orElseThrow(() -> new RuntimeException("时间戳不能为空"));
+
+    String nonce = request.getHeader("Wechatpay-Nonce");
+    Optional.ofNullable(nonce).orElseThrow(() -> new RuntimeException("nonce不能为空"));
+
+    String serialNo = request.getHeader("Wechatpay-Serial");
+    Optional.ofNullable(serialNo).orElseThrow(() -> new RuntimeException("serialNo不能为空"));
+
+    String signature = request.getHeader("Wechatpay-Signature");
+    Optional.ofNullable(signature).orElseThrow(() -> new RuntimeException("signature不能为空"));
+
+    log.info("请求头参数为：timestamp:{} nonce:{} serialNo:{} signature:{}", timestamp, nonce, serialNo, signature);
+
+    // V2版本请参考com.github.binarywang.wxpay.bean.notify.WxPayRefundNotifyResultTest里的单元测试
+    final WxPayOrderNotifyV3Result wxPayOrderNotifyV3Result = this.payService.parseOrderNotifyV3Result(RequestUtils.readData(request),
+      new SignatureHeader(timestamp, nonce, signature, serialNo));
+    log.info(GSON.toJson(wxPayOrderNotifyV3Result));
+  }
+
+  /**
+   * 测试V3退款成功回调
+   * https://pay.weixin.qq.com/wiki/doc/apiv3/apis/chapter3_5_11.shtml
+   *
+   * @throws Exception the exception
+   */
+  @Test
+  public void testParseRefundNotifyV3Result(HttpServletRequest request, HttpServletResponse response) throws Exception {
+
+    String timestamp = request.getHeader("Wechatpay-Timestamp");
+    Optional.ofNullable(timestamp).orElseThrow(() -> new RuntimeException("时间戳不能为空"));
+
+    String nonce = request.getHeader("Wechatpay-Nonce");
+    Optional.ofNullable(nonce).orElseThrow(() -> new RuntimeException("nonce不能为空"));
+
+    String serialNo = request.getHeader("Wechatpay-Serial");
+    Optional.ofNullable(serialNo).orElseThrow(() -> new RuntimeException("serialNo不能为空"));
+
+    String signature = request.getHeader("Wechatpay-Signature");
+    Optional.ofNullable(signature).orElseThrow(() -> new RuntimeException("signature不能为空"));
+
+    log.info("支付请求头参数为：timestamp:{} nonce:{} serialNo:{} signature:{}", timestamp, nonce, serialNo, signature);
+
+    final WxPayRefundNotifyV3Result wxPayRefundNotifyV3Result = this.payService.parseRefundNotifyV3Result(RequestUtils.readData(request),
+      new SignatureHeader(timestamp, nonce, signature, serialNo));
+    log.info(GSON.toJson(wxPayRefundNotifyV3Result));
+  }
+
   @Test
   public void testRefundQueryV3() throws WxPayException {
     WxPayRefundQueryV3Request request = new WxPayRefundQueryV3Request();
@@ -778,10 +840,11 @@ public void testRefundQueryV3() throws WxPayException {
 
   /**
    * 测试包含正向代理的测试
+   *
    * @throws WxPayException
    */
   @Test
-  public void testQueryOrderV3WithProxy()  {
+  public void testQueryOrderV3WithProxy() {
     try {
       WxPayOrderQueryV3Request request = new WxPayOrderQueryV3Request();
       request.setOutTradeNo("n1ZvYqjAg3D3LUBa");