diff --git a/public/background1.jpg b/public/background1.jpg
new file mode 100644
index 0000000..ac3a6e2
Binary files /dev/null and b/public/background1.jpg differ
diff --git a/public/background2.jpg b/public/background2.jpg
new file mode 100644
index 0000000..1a756c2
Binary files /dev/null and b/public/background2.jpg differ
diff --git a/src/assets/avatar.jpg b/src/assets/avatar.jpg
new file mode 100644
index 0000000..cf7c939
Binary files /dev/null and b/src/assets/avatar.jpg differ
diff --git a/src/components/HelloWorld.vue b/src/components/HelloWorld.vue
index ae9327e..6e484f8 100644
--- a/src/components/HelloWorld.vue
+++ b/src/components/HelloWorld.vue
@@ -1,7 +1,7 @@
 <script setup>
-import { ref } from 'vue'
+import { ref } from 'vue';
 
-const count = ref(0)
+const count = ref(0);
 </script>
 
 <template>
@@ -13,7 +13,7 @@ const count = ref(0)
       <img src="../assets/vue.svg" class="logo vue" alt="Vue logo" />
     </a>
   </div>
-  <h1>{{ this.$route.meta.msg }}</h1>
+  <h1>{{ $route.meta.msg }}</h1>
 
   <div class="card">
     <el-button type="success" @click="count++">count is {{ count }}</el-button>
@@ -25,19 +25,24 @@ const count = ref(0)
 
   <p>
     Check out
-    <a href="https://vuejs.org/guide/quick-start.html#local" target="_blank"
-      >create-vue</a
-    >, the official Vue + Vite starter
+    <a href="https://vuejs.org/guide/quick-start.html#local" target="_blank">create-vue</a>, the official Vue + Vite starter
   </p>
   <p>
     Learn more about IDE Support for Vue in the
-    <a
-      href="https://vuejs.org/guide/scaling-up/tooling.html#ide-support"
-      target="_blank"
-      >Vue Docs Scaling up Guide</a
-    >.
+    <a href="https://vuejs.org/guide/scaling-up/tooling.html#ide-support" target="_blank">Vue Docs Scaling up Guide</a>.
   </p>
   <p class="read-the-docs">Click on the Vite and Vue logos to learn more</p>
+
+  <!-- 添加导航链接 -->
+  <ul>
+    <li><router-link to="/login">Login</router-link></li>
+    <li><router-link to="/register">Register</router-link></li>
+    <li><router-link to="/courses">Courses</router-link></li>
+    <li><router-link to="/meetings">Meetings</router-link></li>
+    <li><router-link to="/news">News</router-link></li>
+    <li><router-link to="/organizations">Organizations</router-link></li>
+    <li><router-link to="/users">Users</router-link></li>
+  </ul>
 </template>
 
 <style scoped>
@@ -56,4 +61,4 @@ const count = ref(0)
 .read-the-docs {
   color: #888;
 }
-</style>
+</style>
\ No newline at end of file
diff --git a/src/router/authentication.js b/src/router/authentication.js
index 7c0f2e7..b04a1e6 100644
--- a/src/router/authentication.js
+++ b/src/router/authentication.js
@@ -1,10 +1,23 @@
-// ！！！这是一个示例，请根据实际情况修改！！！
-// import Login from '../views/authentication/Login.vue'
-// import Register from '../views/authentication/Register.vue'
-// import Profile from '../views/authentication/Profile.vue'
+// authentication.js
+import Login from '../views/authentication/Login.vue';
+import Register from '../views/authentication/Register.vue';
+import Profile from '../views/authentication/Profile.vue';
 
 export default [
-    // { path: '/login', component: Login },
-    // { path: '/register', component: Register },
-    // { path: '/profile', component: Profile }
-]
+    {
+        path: '/login',
+        name: 'Login',
+        component: Login
+    },
+    {
+        path: '/register',
+        name: 'Register',
+        component: Register
+    },
+    {
+        path: '/profile',
+        // path: '/profile/:userId',
+        name: 'Profile',
+        component: Profile
+    }
+];
\ No newline at end of file
diff --git a/src/services/authenticationService.js b/src/services/authenticationService.js
index e69de29..001fae7 100644
--- a/src/services/authenticationService.js
+++ b/src/services/authenticationService.js
@@ -0,0 +1,34 @@
+// authenticationService.js
+import axios from 'axios';
+
+const API_URL = '/api';
+
+class AuthenticationService {
+    login(credentials) {
+        return axios.post(`${API_URL}/login`, credentials);
+    }
+
+    register(user) {
+        return axios.post(`${API_URL}/register`, user);
+    }
+
+    updateUserInfo(user) {
+        return axios.post(`${API_URL}/update`, user);
+    }
+
+    changePassword(data) {
+        return axios.post(`${API_URL}/changePassword`, null, {
+            params: {
+                username: data.username,
+                oldPassword: data.oldPassword,
+                newPassword: data.newPassword
+            }
+        });
+    }
+
+    getUserInfo(token) {
+        return axios.get(`${API_URL}/profile?token=${token}`);
+    }
+}
+
+export default new AuthenticationService();
\ No newline at end of file
diff --git a/src/store/authentication.js b/src/store/authentication.js
index 77ff04e..7e79daf 100644
--- a/src/store/authentication.js
+++ b/src/store/authentication.js
@@ -1,24 +1,25 @@
 const state = {
-    user: null
+    token: null
 }
 
 const mutations = {
-    setUser(state, user) {
-        state.user = user
+    setUser(state, {token}) {
+        state.token = token
     }
 }
 
 const actions = {
-    login({ commit }, user) {
-        commit('setUser', user)
+    login({commit}, token) {
+        commit('setUser', token)
     },
-    logout({ commit }) {
+    logout({commit}) {
         commit('setUser', null)
     }
 }
 
 const getters = {
-    isAuthenticated: state => !!state.user
+    isAuthenticated: state => !!state.token,
+    token: state => state.token
 }
 
 export default {
diff --git a/src/views/authentication/Login.vue b/src/views/authentication/Login.vue
new file mode 100644
index 0000000..3868819
--- /dev/null
+++ b/src/views/authentication/Login.vue
@@ -0,0 +1,73 @@
+<script setup>
+import { reactive } from 'vue';
+import { useRouter } from 'vue-router';
+import { useStore } from 'vuex';
+import { ElMessage } from 'element-plus';
+import AuthenticationService from '../../services/authenticationService';
+
+const router = useRouter();
+const store = useStore();
+
+const credentials = reactive({
+  username: '',
+  password: ''
+});
+
+const login = async () => {
+  try {
+    const response = await AuthenticationService.login(credentials);
+    if (response.status === 200) {
+      store.commit('authentication/setUser', { token: response.data.token });
+    }
+    router.push("/profile");
+  } catch (error) {
+    ElMessage.error('Invalid username or password');
+    console.error("Login error:", error);
+  }
+};
+</script>
+
+<template>
+  <div class="login-wrapper">
+    <div class="login-container">
+      <h1>Login</h1>
+      <el-form @submit.prevent="login" label-width="100px">
+        <el-form-item label="Username:">
+          <el-input v-model="credentials.username" id="username"/>
+        </el-form-item>
+        <el-form-item label="Password:">
+          <el-input v-model="credentials.password" id="password" type="password"/>
+        </el-form-item>
+        <el-form-item>
+          <el-button type="primary" native-type="submit">Login</el-button>
+        </el-form-item>
+      </el-form>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.login-wrapper {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 100vh;
+  background: url('@public/background1.jpg') no-repeat center center;
+  background-size: cover;
+}
+
+.login-container {
+  max-width: 400px;
+  width: 100%;
+  padding: 20px;
+  border: 1px solid #ebeef5;
+  border-radius: 4px;
+  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
+  background-color: #fff;
+}
+
+h1 {
+  text-align: center;
+  margin-bottom: 20px;
+}
+</style>
\ No newline at end of file
diff --git a/src/views/authentication/Profile.vue b/src/views/authentication/Profile.vue
new file mode 100644
index 0000000..77350b3
--- /dev/null
+++ b/src/views/authentication/Profile.vue
@@ -0,0 +1,189 @@
+<template>
+  <div class="profile-wrapper">
+    <div class="profile-container">
+      <el-tabs v-model="activeTab">
+        <el-tab-pane label="User Information" name="userInformation"></el-tab-pane>
+        <el-tab-pane label="Profile" name="profile"></el-tab-pane>
+        <el-tab-pane label="Change Password" name="changePassword"></el-tab-pane>
+      </el-tabs>
+
+      <div v-if="activeTab === 'userInformation'">
+        <h2>User Information</h2>
+        <div class="user-info">
+          <div class="user-details">
+            <p>Username: {{ user.username }}</p>
+            <p>Email: {{ user.email }}</p>
+            <p>Phone Number: {{ user.phoneNumber }}</p>
+            <p>Company: {{ user.company }}</p>
+            <p>Created Date: {{ user.createdDate }}</p>
+          </div>
+          <div class="user-avatar">
+            <img src= '@assets/avatar.jpg' alt="User Avatar" />
+          </div>
+        </div>
+      </div>
+
+      <div v-if="activeTab === 'profile'">
+        <h1>Profile</h1>
+        <el-form @submit.prevent="updateProfile" label-width="120px" class="profile-form">
+          <el-form-item label="Username:">
+            <el-input v-model="user.username" id="username" disabled />
+          </el-form-item>
+          <el-form-item label="Email:">
+            <el-input v-model="user.email" id="email" />
+          </el-form-item>
+          <el-form-item label="Phone Number:">
+            <el-input v-model="user.phoneNumber" id="phoneNumber" />
+          </el-form-item>
+          <el-form-item label="Company:">
+            <el-input v-model="user.company" id="company" />
+          </el-form-item>
+          <el-form-item>
+            <el-button type="primary" native-type="submit">Update Profile</el-button>
+          </el-form-item>
+        </el-form>
+      </div>
+
+      <div v-if="activeTab === 'changePassword'">
+        <h2>Change Password</h2>
+        <el-form @submit.prevent="changePassword" label-width="120px" class="password-form">
+          <el-form-item label="Old Password:">
+            <el-input v-model="passwords.oldPassword" id="oldPassword" type="password" />
+          </el-form-item>
+          <el-form-item label="New Password:">
+            <el-input v-model="passwords.newPassword" id="newPassword" type="password" />
+          </el-form-item>
+          <el-form-item label="Confirm Password:">
+            <el-input v-model="passwords.confirmPassword" id="confirmPassword" type="password" />
+          </el-form-item>
+          <el-form-item>
+            <el-button type="primary" native-type="submit">Change Password</el-button>
+          </el-form-item>
+        </el-form>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { ref, onMounted } from 'vue';
+import { useStore } from 'vuex';
+import { ElMessage } from 'element-plus';
+import AuthenticationService from '../../services/authenticationService';
+
+const store = useStore();
+const activeTab = ref('userInformation');
+
+const user = ref({
+  id: null,
+  username: '',
+  email: '',
+  phoneNumber: '',
+  company: '',
+  createdDate: ''
+});
+
+const passwords = ref({
+  oldPassword: '',
+  newPassword: '',
+  confirmPassword: ''
+});
+
+const token = store.getters['authentication/token'];
+
+const fetchUserInfo = async () => {
+  try {
+    const response = await AuthenticationService.getUserInfo(token);
+    user.value = response.data;
+  } catch (error) {
+    console.error("Error fetching user info:", error);
+  }
+};
+
+const updateProfile = async () => {
+  try {
+    await AuthenticationService.updateUserInfo(user.value);
+    ElMessage.success('Profile updated successfully');
+    await fetchUserInfo();
+  } catch (error) {
+    console.error("Error updating profile:", error);
+    ElMessage.error('Error updating profile');
+  }
+};
+
+const changePassword = async () => {
+  if (passwords.value.newPassword !== passwords.value.confirmPassword) {
+    ElMessage.error('New password and confirm password do not match');
+    return;
+  }
+  try {
+    await AuthenticationService.changePassword({
+      username: user.value.username,
+      oldPassword: passwords.value.oldPassword,
+      newPassword: passwords.value.newPassword
+    });
+    ElMessage.success('Password changed successfully');
+  } catch (error) {
+    console.error("Error changing password:", error);
+    ElMessage.error('Old password is incorrect');
+  }
+};
+
+onMounted(() => {
+  fetchUserInfo();
+});
+</script>
+
+<style scoped>
+.profile-wrapper {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 100vh;
+  background-image: url('@public/background2.jpg');
+  background-size: cover;
+  background-position: center;
+}
+
+.profile-container {
+  max-width: 600px;
+  width: 100%;
+  padding: 20px;
+  background-color: #fff;
+  border-radius: 8px;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+}
+
+h1, h2 {
+  text-align: center;
+  margin-bottom: 20px;
+}
+
+.profile-form, .password-form {
+  margin-bottom: 30px;
+}
+
+.user-info {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 20px;
+  border-top: 1px solid #ebeef5;
+  margin-top: 20px;
+}
+
+.user-details {
+  flex: 1;
+}
+
+.user-avatar {
+  margin-left: 20px;
+}
+
+.user-avatar img {
+  width: 100px;
+  height: 100px;
+  border-radius: 50%;
+  object-fit: cover;
+}
+</style>
\ No newline at end of file
diff --git a/src/views/authentication/Register.vue b/src/views/authentication/Register.vue
new file mode 100644
index 0000000..2487f46
--- /dev/null
+++ b/src/views/authentication/Register.vue
@@ -0,0 +1,84 @@
+<template>
+  <div>
+    <h2>Register</h2>
+    <form @submit.prevent="register">
+      <div>
+        <label for="username">Username:</label>
+        <input type="text" v-model="username" required>
+      </div>
+      <div>
+        <label for="password">Password:</label>
+        <input type="password" v-model="password" required>
+      </div>
+      <div>
+        <label for="email">Email:</label>
+        <input type="email" v-model="email" required>
+      </div>
+      <div>
+        <label for="phoneNumber">Phone Number:</label>
+        <input type="text" v-model="phoneNumber">
+      </div>
+      <div>
+        <label for="company">Company:</label>
+        <input type="text" v-model="company">
+      </div>
+      <div>
+        <label for="role">Role:</label>
+        <select v-model="role">
+          <option value="USER">User</option>
+          <option value="ADMIN">Admin</option>
+        </select>
+      </div>
+      <div>
+        <label for="verificationCode">Verification Code:</label>
+        <input type="text" v-model="verificationCode" required>
+        <button type="button" @click="getVerificationCode">Get Verification Code</button>
+      </div>
+      <button type="submit">Register</button>
+    </form>
+    <p v-if="message">{{ message }}</p>
+  </div>
+</template>
+
+<script setup>
+import { ref } from 'vue';
+import { useRouter } from 'vue-router';
+import authenticationService from '../../services/authenticationService';
+
+const username = ref('');
+const password = ref('');
+const email = ref('');
+const phoneNumber = ref('');
+const company = ref('');
+const role = ref('USER');
+const verificationCode = ref('');
+const message = ref('');
+const router = useRouter();
+
+const getVerificationCode = async () => {
+  // 模拟获取验证码
+  message.value = 'Verification code sent. Please check your phone/email.';
+};
+
+const register = async () => {
+  if (!verificationCode.value) {
+    message.value = 'Please enter the verification code.';
+    return;
+  }
+  try {
+    const response = await authenticationService.register({
+      username: username.value,
+      password: password.value,
+      email: email.value,
+      phoneNumber: phoneNumber.value,
+      company: company.value,
+      role: role.value
+    });
+    message.value = response.data.message;
+    router.push('/login');
+  } catch (error) {
+    console.error("Registration failed:", error.response.data.message);
+    message.value = error.response.data.message;
+  }
+};
+</script>
\ No newline at end of file
diff --git a/src/views/user-management/Profile.vue b/src/views/user-management/Profile.vue
new file mode 100644
index 0000000..2fb1d7b
--- /dev/null
+++ b/src/views/user-management/Profile.vue
@@ -0,0 +1,56 @@
+<template>
+  <div>
+    <h2>Profile</h2>
+    <form @submit.prevent="updateProfile">
+      <div>
+        <label for="nickname">Nickname:</label>
+        <input type="text" v-model="user.nickname">
+      </div>
+      <div>
+        <label for="phoneNumber">Phone Number:</label>
+        <input type="text" v-model="user.phoneNumber">
+      </div>
+      <div>
+        <label for="gender">Gender:</label>
+        <input type="text" v-model="user.gender">
+      </div>
+      <button type="submit">Update Profile</button>
+    </form>
+    <form @submit.prevent="changePassword">
+      <div>
+        <label for="oldPassword">Old Password:</label>
+        <input type="password" v-model="oldPassword" required>
+      </div>
+      <div>
+        <label for="newPassword">New Password:</label>
+        <input type="password" v-model="newPassword" required>
+      </div>
+      <button type="submit">Change Password</button>
+    </form>
+  </div>
+</template>
+
+<script>
+import { mapActions, mapState } from 'vuex';
+
+export default {
+  data() {
+    return {
+      oldPassword: '',
+      newPassword: ''
+    };
+  },
+  computed: {
+    ...mapState(['user'])
+  },
+  methods: {
+    ...mapActions(['updateProfile', 'changePassword']),
+    async updateProfile() {
+      await this.updateProfile(this.user);
+    },
+    async changePassword() {
+      await this.changePassword({ oldPassword: this.oldPassword, newPassword: this.newPassword });
+    }
+  }
+};
+</script>
\ No newline at end of file