diff --git a/tqq9/lc123/cloud/app/api/utils/GyOpenApiUtil.java b/tqq9/lc123/cloud/app/api/utils/GyOpenApiUtil.java
new file mode 100644
index 0000000..e3849b2
--- /dev/null
+++ b/tqq9/lc123/cloud/app/api/utils/GyOpenApiUtil.java
@@ -0,0 +1,106 @@
+package tqq9.lc123.cloud.app.api.utils;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import kd.bos.logging.Log;
+import kd.bos.logging.LogFactory;
+import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.http.HttpEntity;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
+
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.TreeMap;
+
+public class GyOpenApiUtil {
+
+    private static final ObjectMapper objectMapper = new ObjectMapper();
+    private static String apiUrl = "http://v2.api.guanyierp.com/rest/erp_open";
+    private static String appKey = "142232";
+    private static String appSecret = "0140a81d7c814924a7148ff54c2dd859";
+    private static String sessionKey = "1ac2c2eb69bc4626b13f2fa8255e728f";
+
+    private final static Log logger = LogFactory.getLog(GyOpenApiUtil.class);
+
+    /**
+     * 生成管易云API签名
+     */
+    public static String generateSign(Map<String, Object> params, String appSecret) {
+        try {
+            // 参数按字母顺序排序
+            Map<String, Object> sortedParams = new TreeMap<>(params);
+            // 转换为紧凑JSON
+            String paramJson = objectMapper.writeValueAsString(sortedParams);
+            // 生成签名：appSecret + JSON + appSecret，然后MD5加密并转为大写
+            String signString = appSecret + paramJson + appSecret;
+            return DigestUtils.md5Hex(signString).toUpperCase();
+        } catch (Exception e) {
+            throw new RuntimeException("签名生成失败", e);
+        }
+    }
+
+    /**
+     * 构建请求参数
+     */
+    public static Map<String, Object> buildRequestParams(Map<String, Object> request) {
+        request.put("session", sessionKey);
+        Map<String, Object> params = new HashMap<>();
+
+        params.putAll(request);
+
+        // 生成签名
+        String sign = generateSign(params, appSecret);
+        params.put("sign", sign);
+
+        return params;
+    }
+
+    /**
+     * 调用管易云API
+     */
+    public static String callGuanyiApi(Map<String, Object> params) {
+        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
+            HttpPost httpPost = new HttpPost(apiUrl);
+
+            // 设置请求头
+            httpPost.setHeader("Content-Type", "application/json; charset=utf-8");
+
+            // 设置请求体
+            String jsonParams = objectMapper.writeValueAsString(params);
+            logger.debug("管易云API请求参数: {}", jsonParams);
+
+            httpPost.setEntity(new StringEntity(jsonParams, "UTF-8"));
+
+            // 执行请求
+            try (CloseableHttpResponse response = httpClient.execute(httpPost)) {
+                HttpEntity entity = response.getEntity();
+                String responseString = EntityUtils.toString(entity, "UTF-8");
+                logger.debug("管易云API响应: {}", responseString);
+
+                if (response.getStatusLine().getStatusCode() != 200) {
+                    throw new RuntimeException("API调用失败，状态码: " + response.getStatusLine().getStatusCode());
+                }
+
+                return responseString;
+            }
+        } catch (Exception e) {
+            logger.error("调用管易云API异常", e);
+            throw new RuntimeException("API调用异常", e);
+        }
+    }
+
+    public static void main(String[] args) {
+        Map<String, Object> params = new HashMap<>();
+        params.put("method", "gy.erp.trade.get");
+
+        Map<String, Object> stringObjectMap = GyOpenApiUtil.buildRequestParams(params);
+        String callGuanyiApi = GyOpenApiUtil.callGuanyiApi(stringObjectMap);
+        System.out.println(callGuanyiApi);
+    }
+
+}