diff --git a/lib/wx_pay/service.rb b/lib/wx_pay/service.rb
index 38e867e..beea9f8 100644
--- a/lib/wx_pay/service.rb
+++ b/lib/wx_pay/service.rb
@@ -159,6 +159,29 @@ module WxPay
       r
     end
 
+    GETTRANSFERINFO_FIELDS = [:partner_trade_no]
+    def self.gettransferinfo(params, options = {})
+      params = {
+        mch_appid: options.delete(:appid) || WxPay.appid,
+        mchid: options.delete(:mch_id) || WxPay.mch_id,
+        nonce_str: SecureRandom.uuid.tr('-', '')
+      }.merge(params)
+
+      check_required_options(params, GETTRANSFERINFO_FIELDS)
+
+      options = {
+        ssl_client_cert: options.delete(:apiclient_cert) || WxPay.apiclient_cert,
+        ssl_client_key: options.delete(:apiclient_key) || WxPay.apiclient_key,
+        verify_ssl: OpenSSL::SSL::VERIFY_NONE
+      }.merge(options)
+
+      r = WxPay::Result.new(Hash.from_xml(invoke_remote("#{GATEWAY_URL}/mmpaymkttransfers/gettransferinfo", make_payload(params), options)))
+
+      yield r if block_given?
+
+      r
+    end
+
     INVOKE_REVERSE_REQUIRED_FIELDS = [:out_trade_no]
     def self.invoke_reverse(params, options = {})
       params = {
--
libgit2 0.21.0