diff --git a/spring-cloud-tencent-examples/tsf-example/consumer-demo/src/main/java/com/tencent/cloud/tsf/demo/consumer/controller/SdkBaseTest.java b/spring-cloud-tencent-examples/tsf-example/consumer-demo/src/main/java/com/tencent/cloud/tsf/demo/consumer/controller/SdkBaseTest.java
new file mode 100644
index 000000000..449379cbb
--- /dev/null
+++ b/spring-cloud-tencent-examples/tsf-example/consumer-demo/src/main/java/com/tencent/cloud/tsf/demo/consumer/controller/SdkBaseTest.java
@@ -0,0 +1,54 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ * Licensed under the BSD 3-Clause License (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://opensource.org/licenses/BSD-3-Clause
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed
+ * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+ * CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
+ */
+
+package com.tencent.cloud.tsf.demo.consumer.controller;
+
+import com.tencent.polaris.api.utils.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.tsf.core.context.TsfContext;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.client.RestTemplate;
+
+@RestController
+public class SdkBaseTest {
+
+	private static final Logger LOG = LoggerFactory.getLogger(SdkBaseTest.class);
+
+	@Autowired
+	private RestTemplate restTemplate;
+
+	// 调用一次provider接口
+	@RequestMapping(value = "/echo-once/{str}", method = RequestMethod.GET)
+	public String restOnceProvider(@PathVariable String str,
+			@RequestParam(required = false) String tagName,
+			@RequestParam(required = false) String tagValue) {
+		if (!StringUtils.isEmpty(tagName)) {
+			TsfContext.putTag(tagName, tagValue);
+		}
+		LOG.info("start call echo-once");
+		String result = restTemplate.getForObject("http://provider-demo/echo/" + str, String.class);
+		LOG.info("end call echo-once, the result is : " + result);
+		return result;
+	}
+}