diff --git a/common.props b/common.props
index 1dfc07a..0a7d15b 100644
--- a/common.props
+++ b/common.props
@@ -1,7 +1,7 @@
 <Project>
     <PropertyGroup>
         <LangVersion>latest</LangVersion>
-        <Version>3.0.1</Version>
+        <Version>3.0.0</Version>
         <NoWarn>$(NoWarn);CS1591</NoWarn>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <Authors>EasyAbp Team</Authors>
diff --git a/docs/WeChatPay.md b/docs/WeChatPay.md
index 5ca8963..0f525ba 100644
--- a/docs/WeChatPay.md
+++ b/docs/WeChatPay.md
@@ -140,9 +140,11 @@ public override void ConfigureServices (ServiceConfigurationContext context)
 用户如果需要对支付结果进行处理，只需要实现一个或多个 `IWeChatPayEventHandler` 处理器即可。当框架接受到微信通知时，会触发开发人员编写的处理器，并将微信结果传递给这些处理器。
 
 ```csharp
-  public class PaidWeChatPayEventHandler : WeChatPayPaidEventHandlerBase
+  public class PaidWeChatPayEventHandler : IWeChatPayEventHandler<QueryOrderResponse>
   {
-      public Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<WeChatPayPaidEventModel> model)
+      public WeChatHandlerType Type => WeChatHandlerType.Paid;
+
+      public Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<QueryOrderResponse> model)
       {
           Console.WriteLine("支付成功。");
           return Task.FromResult(new WeChatRequestHandlingResult(true));
@@ -173,9 +175,11 @@ WeChatPay 模块默认提供了参数校验处理器，各个处理器的调用
 用户如果需要对退款通知进行处理，只需要实现一个或多个 `IWeChatPayEventHandler` 处理器即可。当框架接受到微信通知时，会触发开发人员编写的处理器，并将微信结果传递给这些处理器。
 
 ```csharp
-  public class RefundWeChatPayEventHandler : WeChatPayRefundEventHandlerBase
+  public class RefundWeChatPayEventHandler : IWeChatPayEventHandler<RefundOrderResponse>
   {
-      public Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<WeChatPayRefundEventModel> model)
+      public WeChatHandlerType Type => WeChatHandlerType.Refund;
+
+      public Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<RefundOrderResponse> model)
       {
           Console.WriteLine("退款成功。");
           return Task.FromResult(new WeChatRequestHandlingResult(true));
diff --git a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/IWeChatPayEventHandler.cs b/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/IWeChatPayEventHandler.cs
index 7e793ee..71b1e2e 100644
--- a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/IWeChatPayEventHandler.cs
+++ b/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/IWeChatPayEventHandler.cs
@@ -6,10 +6,10 @@ namespace EasyAbp.Abp.WeChat.Pay.RequestHandling
     /// <summary>
     /// 定义了微信支付回调处理器。
     /// </summary>
-    public interface IWeChatPayEventHandler<TEventModel>
+    public interface IWeChatPayEventHandler<TResource>
     {
         WeChatHandlerType Type { get; }
 
-        Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<TEventModel> model);
+        Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<TResource> model);
     }
 }
\ No newline at end of file
diff --git a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/Models/WeChatPayPaidEventModel.cs b/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/Models/WeChatPayPaidEventModel.cs
deleted file mode 100644
index 7683001..0000000
--- a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/Models/WeChatPayPaidEventModel.cs
+++ /dev/null
@@ -1,457 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.ComponentModel.DataAnnotations;
-using EasyAbp.Abp.WeChat.Pay.Services.BasicPayment.Enums;
-using Newtonsoft.Json;
-
-namespace EasyAbp.Abp.WeChat.Pay.RequestHandling.Models;
-
-public class WeChatPayPaidEventModel
-{
-    /// <summary>
-    /// 应用 ID。
-    /// </summary>
-    /// <remarks>
-    /// 直连商户申请的公众号或移动应用 appid。
-    /// </remarks>
-    /// <example>
-    /// 示例值: wxd678efh567hg6787。
-    /// </example>
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-    [JsonProperty("appid")]
-    public string AppId { get; set; }
-
-    /// <summary>
-    /// 直连商户号。
-    /// </summary>
-    /// <remarks>
-    /// 直连商户的商户号，由微信支付生成并下发。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 1230000109。
-    /// </example>
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-    [JsonProperty("mchid")]
-    public string MchId { get; set; }
-
-    /// <summary>
-    /// 商户订单号。
-    /// </summary>
-    /// <remarks>
-    /// 商户系统内部订单号，只能是数字、大小写字母_-*且在同一个商户号下唯一，详见【商户订单号】。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 1217752501201407033233368018。
-    /// </example>
-    [Required]
-    [StringLength(32, MinimumLength = 6)]
-    [JsonProperty("out_trade_no")]
-    public string OutTradeNo { get; set; }
-
-    /// <summary>
-    /// 微信支付订单号。
-    /// </summary>
-    /// <remarks>
-    /// 微信支付系统生成的订单号。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 1217752501201407033233368018。
-    /// </example>
-    [StringLength(32)]
-    [JsonProperty("transaction_id")]
-    public string TransactionId { get; set; }
-
-    /// <summary>
-    /// 交易类型。
-    /// </summary>
-    /// <remarks>
-    /// 交易类型为枚举值，具体值可参考 <see cref="TradeTypeEnum"/> 中找到对应的定义。
-    /// </remarks>
-    /// <example>
-    /// 示例值: MICROPAY。(<see cref="TradeTypeEnum"/>)。
-    /// </example>
-    [StringLength(16)]
-    [JsonProperty("trade_type")]
-    public string TradeType { get; set; }
-
-    /// <summary>
-    /// 交易状态。
-    /// </summary>
-    /// <remarks>
-    /// 交易状态为枚举值，具体值可以参考 <see cref="TradeStateEnum"/> 中找到对应的定义。
-    /// </remarks>
-    /// <example>
-    /// 示例值: SUCCESS(<see cref="TradeStateEnum.Success"/>)。
-    /// </example>
-    [Required]
-    [StringLength(32)]
-    [JsonProperty("trade_state")]
-    public string TradeState { get; set; }
-
-    /// <summary>
-    /// 交易状态描述。
-    /// </summary>
-    /// <remarks>
-    /// 交易状态描述。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 支付成功。
-    /// </example>
-    [Required]
-    [StringLength(256)]
-    [JsonProperty("trade_state_desc")]
-    public string TradeStateDesc { get; set; }
-
-    /// <summary>
-    /// 付款银行。
-    /// </summary>
-    /// <remarks>
-    /// 银行类型，采用字符串类型的银行标识。银行标识请参考 <a href="https://pay.weixin.qq.com/wiki/doc/apiv3/terms_definition/chapter1_1_3.shtml#part-6">《银行类型对照表》</a>。
-    /// </remarks>
-    /// <example>
-    /// 示例值: CMC。
-    /// </example>
-    [StringLength(32)]
-    [JsonProperty("bank_type")]
-    public string BankType { get; set; }
-
-    /// <summary>
-    /// 附加数据。
-    /// </summary>
-    /// <remarks>
-    /// 附加数据，在查询API和支付通知中原样返回，可作为自定义参数使用，实际情况下只有支付完成状态才会返回该字段。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 自定义数据。
-    /// </example>
-    [StringLength(128)]
-    [JsonProperty("attach")]
-    public string Attach { get; set; }
-
-    /// <summary>
-    /// 支付完成时间。
-    /// </summary>
-    /// <remarks>
-    /// 遵循rfc3339标准格式，格式为YYYY-MM-DDTHH:mm:ss+TIMEZONE。<br/>
-    /// 开发人员只需要传递 DateTime 对象，底层的 Newtonsoft.Json 库会自动将其转换为符合微信支付要求的格式。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 2018-06-08T10:34:56+08:00。
-    /// </example>
-    [StringLength(64)]
-    [JsonProperty("success_time")]
-    public DateTime? SuccessTime { get; set; }
-
-    /// <summary>
-    /// 支付者。
-    /// </summary>
-    /// <remarks>
-    /// 支付者信息。
-    /// </remarks>
-    [Required]
-    [JsonProperty("payer")]
-    public QueryOrderPayerModel Payer { get; set; }
-
-    /// <summary>
-    /// 订单金额。
-    /// </summary>
-    /// <remarks>
-    /// 订单金额信息，当支付成功时返回该字段。
-    /// </remarks>
-    [JsonProperty("amount")]
-    public QueryOrderAmountModel Amount { get; set; }
-
-    /// <summary>
-    /// 场景信息。
-    /// </summary>
-    /// <remarks>
-    /// 支付场景描述。
-    /// </remarks>
-    [JsonProperty("scene_info")]
-    public QueryOrderSceneInfoModel SceneInfo { get; set; }
-
-    /// <summary>
-    /// 优惠功能。
-    /// </summary>
-    /// <remarks>
-    /// 优惠功能，享受优惠时返回该字段。
-    /// </remarks>
-    [JsonProperty("promotion_detail")]
-    public List<QueryOrderPromotionDetailModel> PromotionDetails { get; set; }
-
-    public class QueryOrderPayerModel
-    {
-        /// <summary>
-        /// 用户标识。
-        /// </summary>
-        /// <remarks>
-        /// 用户在直连商户 appid 下的唯一标识。
-        /// </remarks>
-        /// <example>
-        /// 示例值: oUpF8uMuAJO_M2pxb1Q9zNjWeS6o。
-        /// </example>
-        [Required]
-        [StringLength(128, MinimumLength = 1)]
-        [JsonProperty("openid")]
-        public string OpenId { get; set; }
-    }
-
-    public class QueryOrderAmountModel
-    {
-        /// <summary>
-        /// 总金额。
-        /// </summary>
-        /// <remarks>
-        /// 订单总金额，单位为分。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 100。
-        /// </example>
-        [JsonProperty("total")]
-        public int Total { get; set; }
-
-        /// <summary>
-        /// 用户支付金额。
-        /// </summary>
-        /// <remarks>
-        /// 用户支付金额，单位为分。(指使用优惠券的情况下，这里等于总金额-优惠券金额)
-        /// </remarks>
-        /// <example>
-        /// 示例值: 100。
-        /// </example>
-        [JsonProperty("payer_total")]
-        public int PayerTotal { get; set; }
-
-        /// <summary>
-        /// 货币类型。
-        /// </summary>
-        /// <remarks>
-        /// CNY: 人民币，境内商户号仅支持人民币。
-        /// </remarks>
-        /// <example>
-        /// 示例值: CNY。
-        /// </example>
-        [StringLength(16)]
-        [JsonProperty("currency")]
-        public string Currency { get; set; }
-
-        /// <summary>
-        /// 用户支付币种。
-        /// </summary>
-        /// <remarks>
-        /// 用户支付币种。
-        /// </remarks>
-        /// <example>
-        /// 示例值: CNY。
-        /// </example>
-        [StringLength(16)]
-        [JsonProperty("payer_currency")]
-        public string PayerCurrency { get; set; }
-    }
-
-    public class QueryOrderSceneInfoModel
-    {
-        /// <summary>
-        /// 商户端设备号。
-        /// </summary>
-        /// <remarks>
-        /// 商户端设备号 (发起扣款请求的商户服务器设备号)。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 013467007045764。
-        /// </example>
-        [StringLength(32)]
-        [JsonProperty("device_id")]
-        public string DeviceId { get; set; }
-    }
-}
-
-public class QueryOrderPromotionDetailModel
-{
-    /// <summary>
-    /// 券 ID。
-    /// </summary>
-    /// <example>
-    /// 示例值: 109519。
-    /// </example>
-    [Required]
-    [StringLength(32)]
-    [JsonProperty("coupon_id")]
-    public string CouponId { get; set; }
-
-    /// <summary>
-    /// 优惠名称。
-    /// </summary>
-    /// <example>
-    /// 示例值: 单品惠-6。
-    /// </example>
-    [StringLength(64)]
-    [JsonProperty("name")]
-    public string Name { get; set; }
-
-    /// <summary>
-    /// 优惠范围。
-    /// </summary>
-    /// <remarks>
-    /// 枚举值，取值范围请参考 <see cref="PromotionScopeEnum"/>。
-    /// </remarks>
-    /// <example>
-    /// 示例值: GLOBAL。(<see cref="PromotionScopeEnum.Global"/>)
-    /// </example>
-    [StringLength(32)]
-    [JsonProperty("scope")]
-    public string Scope { get; set; }
-
-    /// <summary>
-    /// 优惠类型。
-    /// </summary>
-    /// <remarks>
-    /// 枚举值，取值范围请参考 <see cref="CouponTypeEnum"/>。
-    /// </remarks>
-    /// <example>
-    /// 示例值: CASH。(<see cref="CouponTypeEnum.Cash"/>)
-    /// </example>
-    [StringLength(32)]
-    [JsonProperty("type")]
-    public string Type { get; set; }
-
-    /// <summary>
-    /// 优惠券面额。
-    /// </summary>
-    /// <example>
-    /// 示例值: 100。
-    /// </example>
-    [Required]
-    [JsonProperty("amount")]
-    public int Amount { get; set; }
-
-    /// <summary>
-    /// 活动 ID。
-    /// </summary>
-    /// <example>
-    /// 示例值: 931386。
-    /// </example>
-    [StringLength(32)]
-    [JsonProperty("stock_id")]
-    public string StockId { get; set; }
-
-    /// <summary>
-    /// 微信出资。
-    /// </summary>
-    /// <remarks>
-    /// 微信出资，单位为分。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 0
-    /// </example>
-    [JsonProperty("wechatpay_contribute")]
-    public int WechatpayContribute { get; set; }
-
-    /// <summary>
-    /// 商户出资。
-    /// </summary>
-    /// <remarks>
-    /// 商户出资，单位为分。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 0
-    /// </example>
-    [JsonProperty("merchant_contribute")]
-    public int MerchantContribute { get; set; }
-
-    /// <summary>
-    /// 其他出资。
-    /// </summary>
-    /// <remarks>
-    /// 其他出资，单位为分。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 0
-    /// </example>
-    [JsonProperty("other_contribute")]
-    public int OtherContribute { get; set; }
-
-    /// <summary>
-    /// 优惠币种。
-    /// </summary>
-    /// <remarks>
-    /// CNY: 人民币，境内商户号仅支持人民币。
-    /// </remarks>
-    /// <example>
-    /// 示例值: CNY
-    /// </example>
-    [StringLength(16)]
-    [JsonProperty("currency")]
-    public string Currency { get; set; }
-
-    /// <summary>
-    /// 单品列表。
-    /// </summary>
-    /// <remarks>
-    /// 单品列表信息。
-    /// </remarks>
-    [JsonProperty("goods_detail")]
-    public List<QueryOrderPromotionDetailGoodsDetail> GoodsDetails { get; set; }
-
-    public class QueryOrderPromotionDetailGoodsDetail
-    {
-        /// <summary>
-        /// 商品编码。
-        /// </summary>
-        /// <example>
-        /// 示例值: M1006
-        /// </example>
-        [Required]
-        [StringLength(32)]
-        [JsonProperty("goods_id")]
-        public string GoodsId { get; set; }
-
-        /// <summary>
-        /// 商品数量。
-        /// </summary>
-        /// <example>
-        /// 用户购买的数量。
-        /// </example>
-        /// <example>
-        /// 示例值: 1
-        /// </example>
-        [Required]
-        [JsonProperty("quantity")]
-        public int Quantity { get; set; }
-
-        /// <summary>
-        /// 商品单价。
-        /// </summary>
-        /// <remarks>
-        /// 商品单价，单位为分。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 100
-        /// </example>
-        [Required]
-        [JsonProperty("unit_price")]
-        public int UnitPrice { get; set; }
-
-        /// <summary>
-        /// 商品优惠金额。
-        /// </summary>
-        /// <example>
-        /// 示例值: 0
-        /// </example>
-        [Required]
-        [JsonProperty("discount_amount")]
-        public int DiscountAmount { get; set; }
-
-        /// <summary>
-        /// 商品备注。
-        /// </summary>
-        /// <example>
-        /// 示例值: 商品备注信息
-        /// </example>
-        [StringLength(128)]
-        [JsonProperty("goods_remark")]
-        public string GoodsRemark { get; set; }
-    }
-}
\ No newline at end of file
diff --git a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/Models/WeChatPayRefundEventModel.cs b/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/Models/WeChatPayRefundEventModel.cs
deleted file mode 100644
index 20c386c..0000000
--- a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/Models/WeChatPayRefundEventModel.cs
+++ /dev/null
@@ -1,201 +0,0 @@
-using System;
-using System.ComponentModel.DataAnnotations;
-using EasyAbp.Abp.WeChat.Pay.Services.BasicPayment.Enums;
-using Newtonsoft.Json;
-
-namespace EasyAbp.Abp.WeChat.Pay.RequestHandling.Models;
-
-public class WeChatPayRefundEventModel
-{
-    /// <summary>
-    /// 直连商户号。
-    /// </summary>
-    /// <remarks>
-    /// 直连商户的商户号，由微信支付生成并下发。
-    /// </remarks>
-    /// <example>示例值: 1230000109。</example>
-    [JsonProperty("mchid")]
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-    public string MchId { get; set; }
-
-    /// <summary>
-    /// 商户订单号。
-    /// </summary>
-    /// <remarks>
-    /// 原支付交易对应的商户订单号。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 1217752501201407033233368018
-    /// </example>
-    [JsonProperty("out_trade_no")]
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-    public string OutTradeNo { get; set; }
-
-    /// <summary>
-    /// 微信支付订单号。
-    /// </summary>
-    /// <remarks>
-    /// 微信支付交易订单号。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 1217752501201407033233368018
-    /// </example>
-    [JsonProperty("transaction_id")]
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-
-    public string TransactionId { get; set; }
-
-    /// <summary>
-    /// 商户退款单号。
-    /// </summary>
-    /// <remarks>
-    /// 商户系统内部的退款单号，商户系统内部唯一，只能是数字、大小写字母_-|*@ ，同一退款单号多次请求只退一笔。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 1217752501201407033233368018
-    /// </example>
-    [JsonProperty("out_refund_no")]
-    [Required]
-    [StringLength(64, MinimumLength = 1)]
-    public string OutRefundNo { get; set; }
-
-    /// <summary>
-    /// 微信支付退款单号。
-    /// </summary>
-    /// <remarks>
-    /// 微信支付退款单号。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 50000000382019052709732678859
-    /// </example>
-    [JsonProperty("refund_id")]
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-    public string RefundId { get; set; }
-
-    /// <summary>
-    /// 退款状态。
-    /// </summary>
-    /// <remarks>
-    /// 退款到银行发现用户的卡作废或者冻结了，导致原路退款银行卡失败，可前往商户平台-交易中心，手动处理此笔退款。<br/>
-    /// 具体状态值可以参考类型 <see cref="RefundStatusEnum"/> 的定义（事件中不会包含 PROCESSING 状态）。
-    /// </remarks>
-    /// <example>
-    /// 示例值: SUCCESS
-    /// </example>
-    [JsonProperty("refund_status")]
-    [Required]
-    [StringLength(32, MinimumLength = 1)]
-    public string RefundStatus { get; set; }
-
-    /// <summary>
-    /// 退款成功时间。
-    /// </summary>
-    /// <remarks>
-    /// 退款成功时间，当退款状态为退款成功时有返回。
-    /// </remarks>
-    /// <example>
-    /// 示例值: 2020-12-01T16:18:12+08:00
-    /// </example>
-    [JsonProperty("success_time")]
-    [StringLength(64, MinimumLength = 1)]
-    public DateTime? SuccessTime { get; set; }
-
-    /// <summary>
-    /// 退款入账账户。
-    /// </summary>
-    /// <remarks>
-    /// 取当前退款单的退款入账方，有以下几种情况: <br/>
-    /// 1. 退回银行卡: {银行名称}{卡类型}{卡尾号} <br/>
-    /// 2. 退回支付用户零钱: 支付用户零钱 <br/>
-    /// 3. 退还商户: 商户基本账户商户结算银行账户 <br/>
-    /// 4. 退回支付用户零钱通:支付用户零钱通
-    /// </remarks>
-    /// <remarks>
-    /// 示例值: 招商银行信用卡0403
-    /// </remarks>
-    [JsonProperty("user_received_account")]
-    [Required]
-    [StringLength(64, MinimumLength = 1)]
-    public string UserReceivedAccount { get; set; }
-
-    /// <summary>
-    /// 退款创建时间。
-    /// </summary>
-    /// <remarks>
-    /// 退款受理时间。
-    /// </remarks>
-    /// <example>示例值: 2020-12-01T16:18:12+08:00</example>
-    [JsonProperty("create_time")]
-    [Required]
-    [StringLength(64, MinimumLength = 1)]
-    public DateTime? CreateTime { get; set; }
-
-    /// <summary>
-    /// 金额信息。
-    /// </summary>
-    /// <remarks>
-    /// 金额详细信息。
-    /// </remarks>
-    [JsonProperty("amount")]
-    [Required]
-    public AmountInfo Amount { get; set; }
-
-    public class AmountInfo
-    {
-        /// <summary>
-        /// 订单金额。
-        /// </summary>
-        /// <remarks>
-        /// 订单总金额，单位为分。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 100
-        /// </example>
-        [JsonProperty("total")]
-        [Required]
-        public int Total { get; set; }
-
-        /// <summary>
-        /// 退款金额。
-        /// </summary>
-        /// <remarks>
-        /// 退款标价金额，单位为分，可以做部分退款。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 100
-        /// </example>
-        [JsonProperty("refund")]
-        [Required]
-        public int Refund { get; set; }
-
-        /// <summary>
-        /// 用户支付金额。
-        /// </summary>
-        /// <remarks>
-        /// 现金支付金额，单位为分，只能为整数。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 90
-        /// </example>
-        [JsonProperty("payer_total")]
-        [Required]
-        public int PayerTotal { get; set; }
-
-        /// <summary>
-        /// 用户退款金额。
-        /// </summary>
-        /// <remarks>
-        /// 退款给用户的金额，不包含所有优惠券金额。
-        /// </remarks>
-        /// <example>
-        /// 示例值: 90
-        /// </example>
-        [JsonProperty("payer_refund")]
-        [Required]
-        public int PayerRefund { get; set; }
-    }
-}
\ No newline at end of file
diff --git a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/WeChatPayPaidEventHandlerBase.cs b/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/WeChatPayPaidEventHandlerBase.cs
deleted file mode 100644
index 99f87fa..0000000
--- a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/WeChatPayPaidEventHandlerBase.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System.Threading.Tasks;
-using EasyAbp.Abp.WeChat.Common.RequestHandling;
-using EasyAbp.Abp.WeChat.Pay.RequestHandling.Models;
-
-namespace EasyAbp.Abp.WeChat.Pay.RequestHandling;
-
-public abstract class WeChatPayPaidEventHandlerBase : IWeChatPayEventHandler<WeChatPayPaidEventModel>
-{
-    public virtual WeChatHandlerType Type => WeChatHandlerType.Paid;
-
-    public abstract Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<WeChatPayPaidEventModel> model);
-}
\ No newline at end of file
diff --git a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/WeChatPayRefundEventHandlerBase.cs b/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/WeChatPayRefundEventHandlerBase.cs
deleted file mode 100644
index 2bdf7bd..0000000
--- a/src/Pay/EasyAbp.Abp.WeChat.Pay/RequestHandling/WeChatPayRefundEventHandlerBase.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System.Threading.Tasks;
-using EasyAbp.Abp.WeChat.Common.RequestHandling;
-using EasyAbp.Abp.WeChat.Pay.RequestHandling.Models;
-
-namespace EasyAbp.Abp.WeChat.Pay.RequestHandling;
-
-public abstract class WeChatPayRefundEventHandlerBase : IWeChatPayEventHandler<WeChatPayRefundEventModel>
-{
-    public virtual WeChatHandlerType Type => WeChatHandlerType.Refund;
-
-    public abstract Task<WeChatRequestHandlingResult> HandleAsync(WeChatPayEventModel<WeChatPayRefundEventModel> model);
-}
\ No newline at end of file