diff --git a/src/main/java/com/company/agentfoundation/integration/wecom/WecomCallbackController.java b/src/main/java/com/company/agentfoundation/integration/wecom/WecomCallbackController.java
index 3aca6af..4ad246b 100644
--- a/src/main/java/com/company/agentfoundation/integration/wecom/WecomCallbackController.java
+++ b/src/main/java/com/company/agentfoundation/integration/wecom/WecomCallbackController.java
@@ -73,13 +73,6 @@ public class WecomCallbackController {
         msg == null ? null : msg.getMsgType(),
         preview(msg == null ? null : msg.getContent()));
     log.info("wecom callback current user FromUserName={}", msg == null ? null : msg.getFromUserName());
-    if (msg != null && msg.getFromUserName() != null && !msg.getFromUserName().isBlank()) {
-      WecomUserInfoResponse userInfo = wecomClient.getUserInfo(msg.getFromUserName());
-      if (userInfo != null && userInfo.success()) {
-        log.info("wecom callback resolved member userid={} name={} department={}",
-            userInfo.userId(), userInfo.name(), userInfo.department());
-      }
-    }
     if (msg == null || msg.getMsgType() == null || !"text".equalsIgnoreCase(msg.getMsgType())) {
       log.info("wecom callback ignored non-text message");
       return "success";
diff --git a/src/main/java/com/company/agentfoundation/integration/wecom/WecomClient.java b/src/main/java/com/company/agentfoundation/integration/wecom/WecomClient.java
index 298ee54..f3c7cf5 100644
--- a/src/main/java/com/company/agentfoundation/integration/wecom/WecomClient.java
+++ b/src/main/java/com/company/agentfoundation/integration/wecom/WecomClient.java
@@ -48,28 +48,6 @@ public class WecomClient {
     log.info("wecom sendText success toUser={}", toUser);
   }
 
-  public WecomUserInfoResponse getUserInfo(String userId) {
-    log.info("wecom user/get start userid={}", userId);
-    String token = getAccessToken();
-    WecomUserInfoResponse response = webClient.get()
-        .uri(uriBuilder -> uriBuilder.path("/cgi-bin/user/get")
-            .queryParam("access_token", token)
-            .queryParam("userid", userId)
-            .build())
-        .retrieve()
-        .bodyToMono(WecomUserInfoResponse.class)
-        .block();
-
-    if (response == null || !response.success()) {
-      log.warn("wecom user/get failed userid={} err={}", userId, response == null ? "null" : response.errmsg());
-      return response;
-    }
-
-    log.info("wecom user/get success userid={} name={} department={} mobile={} position={}",
-        response.userId(), response.name(), response.department(), maskMobile(response.mobile()), response.position());
-    return response;
-  }
-
   private String getAccessToken() {
     if (cachedToken != null && Instant.now().isBefore(tokenExpireAt)) {
       log.info("wecom gettoken use cached token expireAt={}", tokenExpireAt);
@@ -104,10 +82,4 @@ public class WecomClient {
     return text.length() <= 80 ? text : text.substring(0, 80) + "...";
   }
 
-  private String maskMobile(String mobile) {
-    if (mobile == null || mobile.length() < 7) {
-      return "";
-    }
-    return mobile.substring(0, 3) + "****" + mobile.substring(mobile.length() - 4);
-  }
 }
diff --git a/src/main/java/com/company/agentfoundation/integration/wecom/WecomUserInfoResponse.java b/src/main/java/com/company/agentfoundation/integration/wecom/WecomUserInfoResponse.java
deleted file mode 100644
index d1b9cf3..0000000
--- a/src/main/java/com/company/agentfoundation/integration/wecom/WecomUserInfoResponse.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package com.company.agentfoundation.integration.wecom;
-
-import com.fasterxml.jackson.annotation.JsonProperty;
-
-import java.util.List;
-
-public record WecomUserInfoResponse(
-    Integer errcode,
-    String errmsg,
-    @JsonProperty("userid") String userId,
-    String name,
-    List<Integer> department,
-    String mobile,
-    String position
-) {
-  public boolean success() {
-    return errcode != null && errcode == 0;
-  }
-}