diff --git a/admin.net.pro/Admin.NET/Vistar.Application/SapService/SapService.cs b/admin.net.pro/Admin.NET/Vistar.Application/SapService/SapService.cs
index a5e0dc9..e8d8748 100644
--- a/admin.net.pro/Admin.NET/Vistar.Application/SapService/SapService.cs
+++ b/admin.net.pro/Admin.NET/Vistar.Application/SapService/SapService.cs
@@ -595,9 +595,176 @@ public class SapService : IDynamicApiController, ITransient
 
         return itemElements;
     }
-}
+
+    /// <summary>
+    /// SAP采购申请创建修改
+    /// </summary>
+    /// <param name="input"></param>
+    /// <returns></returns>
+    public async Task<SapOutput> SapPurchasingRequisitionApi(SapPurchasingRequisitionInput input)
+    {
+        // 创建SOAP XML请求
+        var soapEnvelope = new XDocument(
+             new XDeclaration("1.0", "utf-8", "yes"),
+            new XElement(XName.Get("Envelope", "http://schemas.xmlsoap.org/soap/envelope/"),
+                new XElement(XName.Get("Header", "http://schemas.xmlsoap.org/soap/envelope/")),
+                new XElement(XName.Get("Body", "http://schemas.xmlsoap.org/soap/envelope/"),
+                    new XElement(XName.Get("Zmmfm013", "urn:sap-com:document:sap:soap:functions:mc-style"),
+                        new XElement("IsReq",
+                            new XElement("Reqkeyid", input.Reqkeyid),
+                            new XElement("Businessid", input.Businessid),
+                            new XElement("Messageid", input.Messageid),
+                            new XElement("Sndprn", input.Sndprn),
+                            new XElement("Rcvprn", input.Rcvprn),
+                            new XElement("Requser", input.Requser),
+                            new XElement("Note1", input.Note1),
+                            new XElement("Note2", input.Note2),
+                            new XElement("Note3", input.Note3)
+                        ),
+                        new XElement("ItData",
+                            new XElement("item",
+                                new XElement("Zwbid", input.Zwbid),
+                                new XElement("Banfn", input.Banfn),
+                                new XElement("Bsart", input.Bsart),
+                                new XElement("Zoperate", input.Zoperate),
+                                new XElement("Zttby1", input.Zttby1),
+                                new XElement("Zttby2", input.Zttby2),
+                                new XElement("Zttby3", input.Zttby3),
+                                new XElement("Item",
+                                    // 使用循环生成 <item> 元素
+                                    PurchasingRequisitionItem(input.Item)
+                                )
+                            )
+                        )
+                    )
+                )
+            )
+        );
+
+        var httpClientHandler = new HttpClientHandler
+        {
+            ServerCertificateCustomValidationCallback = (sender, cert, chain, sslPolicyErrors) => true,
+            ClientCertificateOptions = ClientCertificateOption.Manual
+        };
+        try
+        {
+            using (var httpClient = new HttpClient(httpClientHandler))
+            {
+                // 设置基本身份验证信息
+                var username = await _sysConfigService.GetConfigValueByCode<string>(ConfigConst.SapUserName);
+                var password = await _sysConfigService.GetConfigValueByCode<string>(ConfigConst.SapPassword);
+                var credentials = Convert.ToBase64String(Encoding.ASCII.GetBytes($"{username}:{password}"));
+                httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", credentials);
+                // 将 XML 内容转换为字符串并设置请求内容类型为 text/xml
+                var content = new StringContent(soapEnvelope.ToString(), Encoding.UTF8, "text/xml");
+                content.Headers.ContentType = new MediaTypeHeaderValue("text/xml");
+                httpClient.DefaultRequestHeaders.Add("Accept-Language", "zh");
+                // 设置 SAP Web 服务的 URL
+                var url = "https://vhjqeds4ci.sap.vistar-eq.com:44300/sap/bc/srt/rfc/sap/zmmfm013/120/zmmfm013/zmmfm013";
+
+                // 发起 POST 请求到 SAP Web 服务
+                var response = await httpClient.PostAsync(url, content);
+
+                if (response.IsSuccessStatusCode)
+                {
+                    var result = await response.Content.ReadAsStringAsync();
+                    XDocument doc = XDocument.Parse(result);
+                    var item = doc.Descendants("item").FirstOrDefault();
+                    var code = item?.Element("Code")?.Value;
+                    var msg = item?.Element("Msg")?.Value;
+                    var EtRetinfo= doc.Descendants("EtRetinfo").FirstOrDefault();
+                    var EtRetinfoItem= EtRetinfo.Descendants("item").FirstOrDefault();
+                    var Banfn= EtRetinfoItem?.Element("Banfn")?.Value;
+                    var EtRetinfoMsg = EtRetinfoItem?.Element("Msg")?.Value;
+
+                    if (item == null)
+                    {
+                        var ES_RETItem = doc.Descendants("ES_RET").FirstOrDefault();
+                        var ES_RETcode = ES_RETItem?.Element("CODE")?.Value;
+                        var ES_RETmsg = ES_RETItem?.Element("MSG")?.Value;
+                        var outputES_RET = new SapOutput()
+                        {
+                            parameter = soapEnvelope.ToString(),
+                            code = ES_RETcode,
+                            msg = ES_RETmsg,
+                            result = result
+                        };
+                        return outputES_RET;
+                    }
+                    var output = new SapOutput()
+                    {
+                        parameter = soapEnvelope.ToString(),
+                        code = code,
+                        msg = msg,
+                        result = result,
+                        banfn= Banfn
+                    };
+                    return output;
+                }
+                else
+                {
+                    var result = await response.Content.ReadAsStringAsync();
+                    var output = new SapOutput()
+                    {
+                        parameter = soapEnvelope.ToString(),
+                        code = "失败",
+                        msg = "调用失败，状态码: " + response.StatusCode,
+                        result = result
+                    };
+                    return output;
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            // 记录错误日志
+            Console.WriteLine("发生错误: " + ex.Message);
+            var output = new SapOutput()
+            {
+                code = "失败",
+                msg = "发生错误" + ex.Message,
+                result = "发生错误" + ex
+            };
+            return output;
+        }
+
+    }
 
 
+    /// <summary>
+    /// 生成采购申请 item 元素
+    /// </summary>
+    /// <param name="items"></param>
+    /// <returns></returns>
+    public List<XElement> PurchasingRequisitionItem(List<SapPurchasingRequisitionItem> items)
+    {
+        var itemElements = new List<XElement>();
 
+        foreach (var item in items)
+        {
+            var element = new XElement("item",
+                new XElement("Bnfpo", item.Bnfpo),  
+                new XElement("Zzjjbs", item.Zzjjbs),
+                new XElement("Knttp", item.Knttp),
+                new XElement("Pstyp", item.Pstyp),
+                new XElement("Matnr", item.Matnr),
+                new XElement("Txz01", item.Txz01),
+                new XElement("Menge", item.Menge),
+                new XElement("Meins", item.Meins),
+                new XElement("Lfdat", item.Lfdat),
+                new XElement("Matkl", item.Matkl),
+                new XElement("Werks", item.Werks),
+                new XElement("Lgort", item.Lgort),
+                new XElement("Ekgrp", item.Ekgrp),
+                new XElement("Ekorg", item.Ekorg),
+                new XElement("Zzpspnr", item.Zzpspnr),
+                new XElement("Afnam", item.Afnam),
+                new XElement("Loekz", item.Loekz)
+            );
 
+            itemElements.Add(element);
+        }
 
+        return itemElements;
+    }
+}
\ No newline at end of file
diff --git a/admin.net.pro/Admin.NET/Vistar.Application/Util/SapOutput.cs b/admin.net.pro/Admin.NET/Vistar.Application/Util/SapOutput.cs
index 37daf0c..aea7200 100644
--- a/admin.net.pro/Admin.NET/Vistar.Application/Util/SapOutput.cs
+++ b/admin.net.pro/Admin.NET/Vistar.Application/Util/SapOutput.cs
@@ -21,4 +21,5 @@ public class SapOutput
     public string code { get; set; }
     public string msg { get; set; }
     public string result { get; set; }
+    public string? banfn { get; set; }
 }