diff --git a/pages/activityList/hotLabel.vue b/pages/activityList/hotLabel.vue
index f117e61..ce6064e 100644
--- a/pages/activityList/hotLabel.vue
+++ b/pages/activityList/hotLabel.vue
@@ -1,19 +1,5 @@
 <template>
   <view class="page">
-    <!-- 搜索框 -->
-    <view class="search-box">
-      <view class="search-input">
-        <image src="/static/icons/search.png" class="search-icon" />
-        <input 
-          type="text" 
-          v-model="searchKey" 
-          placeholder="搜索品牌" 
-          placeholder-class="placeholder"
-          @input="handleSearch"
-        />
-      </view>
-    </view>
-
     <!-- 加载状态 -->
     <view v-if="loading" class="loading-state">
       <view class="loading-skeleton" v-for="i in 5" :key="i">
@@ -31,9 +17,11 @@
         scroll-y 
         class="content"
         :scroll-into-view="currentLetter ? 'letter-' + currentLetter : ''"
+        @scroll="onScroll"
+        :scroll-with-animation="true"
       >
         <block v-for="(group, letter) in groupedBreweries" :key="letter">
-          <view :id="'letter-' + letter" class="letter-section">
+          <view :id="'letter-' + letter" class="letter-section" :data-letter="letter">
             <view class="letter-title">{{letter}}</view>
             <view 
               class="brewery-item hover-effect"
@@ -42,13 +30,13 @@
               @click="navigateToBrewery(brewery)"
             >
               <image 
-                :src="brewery.logo || '/static/images/default-logo.png'" 
+                :src="brewery.brandLogo || '/static/images/default-logo.png'" 
                 class="brewery-logo"
                 mode="aspectFill"
                 :lazy-load="true"
               />
               <view class="brewery-info">
-                <text class="brewery-name text-ellipsis">{{brewery.breweryName}}</text>
+                <text class="brewery-name text-ellipsis">{{brewery.brandName}}</text>
                 <text class="beer-count">{{brewery.beerCount || 0}}款在售</text>
               </view>
               <image 
@@ -68,6 +56,7 @@
       
       <!-- 右侧字母导航 -->
       <view class="letter-nav">
+        <view class="indicator" :style="indicatorStyle"></view>
         <view 
           v-for="letter in letters" 
           :key="letter"
@@ -84,15 +73,12 @@
 
 <script>
   import { getBreweries, getBeerList } from '@/api/bar.js'
+  import Pinyin from '@/utils/js-pinyin.js'
   
   export default {
     name: 'HotLabel',
     data() {
       return {
-        // 搜索相关
-        searchKey: '',
-        searchTimer: null,
-        
         // 数据相关
         breweries: [],
         groupedBreweries: {},
@@ -100,12 +86,33 @@
         letters: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'.split(''),
         
         // 加载状态
-        loading: false
+        loading: false,
+        scrollTimer: null,
+        indicatorTop: 0,
+        observer: null,
       }
     },
+    computed: {
+      indicatorStyle() {
+        return {
+          transform: `translateY(${this.indicatorTop}px)`,
+        }
+      }
+    },
+    created() {
+      Pinyin.setOptions({ checkPolyphone: false, charCase: 1 })
+    },
     onShow() {
       this.initData()
     },
+    mounted() {
+      this.setupIntersectionObserver()
+    },
+    beforeDestroy() {
+      if (this.observer) {
+        this.observer.disconnect()
+      }
+    },
     methods: {
       // 初始化数据
       async initData() {
@@ -113,15 +120,13 @@
           uni.showLoading({
             title: '加载中...'
           })
-          const res = await getBreweries()
-          console.log('获取品牌列表响应:', res)
           
-          if (res && res.data) {
-            this.breweries = res.data.map(item => ({
-              id: item.id,
-              breweryName: item.breweryName || '',
-              logo: item.logo || '',
-              beerCount: 0
+          const res = await getBreweries()
+          if (res && res.code === 200 && res.rows) {
+            // 直接使用后端返回的原始字段
+            this.breweries = res.rows.map(item => ({
+              ...item, // 保留所有原始字段
+              beerCount: 0, // 仅添加前端所需的计数字段
             }))
             
             // 获取每个品牌的酒款数量
@@ -129,12 +134,12 @@
             // 按首字母分组
             this.groupBreweries()
           } else {
-            throw new Error('获取品牌列表失败')
+            throw new Error(res?.msg || '获取品牌列表失败')
           }
         } catch (error) {
           console.error('初始化数据失败:', error)
           uni.showToast({
-            title: '加载失败，请重试',
+            title: error.message || '加载失败，请重试',
             icon: 'none'
           })
         } finally {
@@ -164,9 +169,12 @@
         const grouped = {}
         
         this.breweries.forEach(brewery => {
-          if (!brewery.breweryName) return
+          if (!brewery.brandName) return
           
-          let firstLetter = brewery.breweryName.charAt(0).toUpperCase()
+          let firstLetter = brewery.brandName.charAt(0).toUpperCase()
+          if (/[\u4e00-\u9fa5]/.test(firstLetter)) {
+            firstLetter = this.getFirstPinYinLetter(brewery.brandName)
+          }
           if (!/[A-Z]/.test(firstLetter)) {
             firstLetter = '#'
           }
@@ -179,7 +187,7 @@
         
         Object.keys(grouped).forEach(letter => {
           grouped[letter].sort((a, b) => 
-            a.breweryName.localeCompare(b.breweryName, 'zh')
+            a.brandName.localeCompare(b.brandName, 'zh')
           )
         })
         
@@ -192,46 +200,89 @@
         this.groupedBreweries = grouped
       },
       
-      // 搜索处理
-      handleSearch() {
-        if (this.searchTimer) {
-          clearTimeout(this.searchTimer)
+      // 设置交叉观察器
+      setupIntersectionObserver() {
+        if (typeof uni.createIntersectionObserver !== 'function') return
+        
+        this.observer = uni.createIntersectionObserver(this)
+        this.observer
+          .relativeTo('.content')
+          .observe('.letter-section', (res) => {
+            if (res.intersectionRatio > 0) {
+              const letter = res.dataset.letter
+              this.updateCurrentLetter(letter, false)
+            }
+          })
+      },
+
+      // 滚动事件处理
+      onScroll(e) {
+        if (this.scrollTimer) {
+          clearTimeout(this.scrollTimer)
         }
         
-        this.searchTimer = setTimeout(() => {
-          const searchKey = this.searchKey.trim().toLowerCase()
-          
-          if (!searchKey) {
-            this.groupBreweries()
-            return
-          }
-          
-          const filteredBreweries = this.breweries.filter(brewery =>
-            brewery.breweryName.toLowerCase().includes(searchKey)
-          )
-          
-          const grouped = {}
-          filteredBreweries.forEach(brewery => {
-            let firstLetter = brewery.breweryName.charAt(0).toUpperCase()
-            if (/[\u4e00-\u9fa5]/.test(firstLetter)) {
-              firstLetter = this.getFirstPinYinLetter(brewery.breweryName)
+        this.scrollTimer = setTimeout(() => {
+          const query = uni.createSelectorQuery().in(this)
+          query.selectAll('.letter-section').boundingClientRect()
+          query.select('.content').boundingClientRect()
+          query.exec(([sections, content]) => {
+            if (!sections || !content) return
+            
+            const contentTop = content.top
+            let currentSection = null
+            let minDistance = Infinity
+            
+            // 找到距离顶部最近的section
+            sections.forEach(section => {
+              const distance = Math.abs(section.top - contentTop)
+              if (distance < minDistance) {
+                minDistance = distance
+                currentSection = section
+              }
+            })
+            
+            if (currentSection) {
+              const letter = currentSection.dataset.letter
+              this.updateCurrentLetter(letter, false)
             }
-            if (!/[A-Z]/.test(firstLetter)) {
-              firstLetter = '#'
-            }
-            if (!grouped[firstLetter]) {
-              grouped[firstLetter] = []
-            }
-            grouped[firstLetter].push(brewery)
           })
-          
-          this.groupedBreweries = grouped
-        }, 300)
+        }, 50) // 降低延迟以提高响应速度
       },
-      
+
+      // 更新当前字母
+      updateCurrentLetter(letter, shouldScroll = true) {
+        if (this.currentLetter === letter) return
+        
+        this.currentLetter = letter
+        
+        // 更新指示器位置
+        const query = uni.createSelectorQuery().in(this)
+        query.selectAll('.letter-item').boundingClientRect()
+        query.select('.letter-nav').boundingClientRect()
+        query.exec(([items, nav]) => {
+          if (!items || !nav) return
+          
+          const index = this.letters.indexOf(letter)
+          if (index > -1) {
+            const item = items[index]
+            // 调整指示器位置，确保准确对齐
+            this.indicatorTop = item.top - nav.top + (item.height - 48) / 2 // 48是指示器的高度
+          }
+        })
+        
+        // 是否需要滚动到对应位置
+        if (shouldScroll) {
+          uni.pageScrollTo({
+            selector: `#letter-${letter}`,
+            duration: 300
+          })
+        }
+      },
+
       // 滚动到指定字母
       scrollToLetter(letter) {
-        this.currentLetter = letter
+        this.updateCurrentLetter(letter)
+        // 已有的滚动逻辑保持不变
       },
       
       // 导航到品牌详情
@@ -243,15 +294,13 @@
       
       // 获取中文首字母
       getFirstPinYinLetter(str) {
-        const pinyin = require('pinyin')
         if (!str) return '#'
         const firstChar = str.charAt(0)
         if (!/[\u4e00-\u9fa5]/.test(firstChar)) return firstChar.toUpperCase()
-        const pinyinArr = pinyin(firstChar, {
-          style: pinyin.STYLE_FIRST_LETTER,
-          heteronym: false
-        })
-        return (pinyinArr[0] || ['#'])[0].toUpperCase()
+        
+        // 使用js-pinyin获取拼音首字母
+        const pinyin = Pinyin.getFullChars(firstChar)
+        return pinyin ? pinyin.charAt(0).toUpperCase() : '#'
       }
     }
   }
@@ -260,47 +309,7 @@
 <style lang="scss" scoped>
 .page {
   min-height: 100vh;
-  background: #FFFFFF;
-  padding-top: 120rpx;
-  
-  // 搜索框
-  .search-box {
-    position: fixed;
-    top: 0;
-    left: 0;
-    right: 0;
-    padding: 24rpx;
-    background: #FFFFFF;
-    z-index: 100;
-    box-shadow: 0 2rpx 10rpx rgba(0,0,0,0.05);
-    
-    .search-input {
-      display: flex;
-      align-items: center;
-      height: 72rpx;
-      background: #F5F5F5;
-      border-radius: 36rpx;
-      padding: 0 24rpx;
-      
-      .search-icon {
-        width: 32rpx;
-        height: 32rpx;
-        margin-right: 16rpx;
-        opacity: 0.3;
-      }
-      
-      input {
-        flex: 1;
-        height: 100%;
-        font-size: 28rpx;
-        color: #333333;
-      }
-      
-      .placeholder {
-        color: #999999;
-      }
-    }
-  }
+  background: #F8F9FC;
   
   // 加载状态
   .loading-state {
@@ -309,17 +318,18 @@
     .loading-skeleton {
       display: flex;
       align-items: center;
-      padding: 24rpx;
+      padding: 32rpx;
       margin-bottom: 24rpx;
       background: #FFFFFF;
-      border-radius: 12rpx;
+      border-radius: 16rpx;
+      box-shadow: 0 4rpx 16rpx rgba(0,0,0,0.04);
       
       .skeleton-logo {
-        width: 80rpx;
-        height: 80rpx;
-        background: #F5F5F5;
-        border-radius: 12rpx;
-        margin-right: 24rpx;
+        width: 88rpx;
+        height: 88rpx;
+        background: linear-gradient(90deg, #F5F5F5, #FAFAFA, #F5F5F5);
+        border-radius: 16rpx;
+        margin-right: 32rpx;
         animation: skeleton-loading 1.5s infinite;
       }
       
@@ -328,18 +338,18 @@
         
         .skeleton-title {
           width: 60%;
-          height: 32rpx;
-          background: #F5F5F5;
-          border-radius: 4rpx;
-          margin-bottom: 12rpx;
+          height: 36rpx;
+          background: linear-gradient(90deg, #F5F5F5, #FAFAFA, #F5F5F5);
+          border-radius: 8rpx;
+          margin-bottom: 16rpx;
           animation: skeleton-loading 1.5s infinite;
         }
         
         .skeleton-subtitle {
           width: 40%;
-          height: 24rpx;
-          background: #F5F5F5;
-          border-radius: 4rpx;
+          height: 28rpx;
+          background: linear-gradient(90deg, #F5F5F5, #FAFAFA, #F5F5F5);
+          border-radius: 6rpx;
           animation: skeleton-loading 1.5s infinite;
         }
       }
@@ -349,7 +359,8 @@
   // 字母索引列表
   .index-list {
     display: flex;
-    height: calc(100vh - 120rpx);
+    height: 100vh;
+    background: #FFFFFF;
     
     .content {
       flex: 1;
@@ -357,54 +368,93 @@
       
       .letter-section {
         .letter-title {
-          padding: 16rpx 24rpx;
+          padding: 20rpx 32rpx;
           font-size: 28rpx;
-          color: #999999;
-          background: #F9F9F9;
+          color: #666666;
+          background: #F8F9FC;
+          font-weight: 600;
         }
         
         .brewery-item {
           display: flex;
           align-items: center;
-          padding: 24rpx;
-          margin: 0 24rpx;
-          border-bottom: 2rpx solid #F5F5F5;
-          transition: all 0.3s ease;
+          padding: 32rpx;
+          margin: 0 32rpx;
+          border-bottom: 2rpx solid #F5F7FA;
+          transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+          position: relative;
           
           &:active {
-            background: #F9F9F9;
-            transform: scale(0.98);
+            background: #F8F9FC;
+            transform: scale(0.99);
+          }
+          
+          &::after {
+            content: '';
+            position: absolute;
+            left: 32rpx;
+            right: 32rpx;
+            bottom: 0;
+            height: 2rpx;
+            background: #F5F7FA;
+          }
+          
+          &:last-child::after {
+            display: none;
           }
           
           .brewery-logo {
-            width: 80rpx;
-            height: 80rpx;
-            border-radius: 12rpx;
-            margin-right: 24rpx;
-            background: #F5F5F5;
-            box-shadow: 0 4rpx 8rpx rgba(0,0,0,0.05);
+            width: 88rpx;
+            height: 88rpx;
+            border-radius: 16rpx;
+            margin-right: 32rpx;
+            background: #F8F9FC;
+            box-shadow: 0 4rpx 12rpx rgba(0,0,0,0.06);
+            transition: transform 0.3s ease;
+            
+            &:active {
+              transform: scale(0.95);
+            }
           }
           
           .brewery-info {
             flex: 1;
             
             .brewery-name {
-              font-size: 28rpx;
+              font-size: 30rpx;
               color: #333333;
-              margin-bottom: 8rpx;
-              font-weight: 500;
+              margin-bottom: 12rpx;
+              font-weight: 600;
             }
             
             .beer-count {
-              font-size: 24rpx;
-              color: #999999;
+              font-size: 26rpx;
+              color: #666666;
+              display: flex;
+              align-items: center;
+              
+              &::before {
+                content: '';
+                display: inline-block;
+                width: 12rpx;
+                height: 12rpx;
+                border-radius: 50%;
+                background: #19C375;
+                margin-right: 8rpx;
+              }
             }
           }
           
           .arrow-icon {
-            width: 32rpx;
-            height: 32rpx;
-            opacity: 0.3;
+            width: 36rpx;
+            height: 36rpx;
+            opacity: 0.4;
+            margin-left: 24rpx;
+            transition: transform 0.3s ease;
+          }
+          
+          &:active .arrow-icon {
+            transform: translateX(4rpx);
           }
         }
       }
@@ -413,17 +463,19 @@
         display: flex;
         flex-direction: column;
         align-items: center;
-        padding: 96rpx 0;
+        padding: 120rpx 0;
         
         .empty-image {
-          width: 240rpx;
-          height: 240rpx;
-          margin-bottom: 32rpx;
+          width: 280rpx;
+          height: 280rpx;
+          margin-bottom: 40rpx;
+          opacity: 0.8;
         }
         
         .empty-text {
-          font-size: 28rpx;
-          color: #999999;
+          font-size: 30rpx;
+          color: #666666;
+          letter-spacing: 2rpx;
         }
       }
     }
@@ -433,12 +485,27 @@
       display: flex;
       flex-direction: column;
       justify-content: center;
-      padding: 24rpx 12rpx;
+      padding: 24rpx 16rpx;
       background: #FFFFFF;
+      box-shadow: -4rpx 0 16rpx rgba(0,0,0,0.03);
+      position: relative;
+      
+      .indicator {
+        position: absolute;
+        left: 50%;
+        width: 48rpx;
+        height: 48rpx;
+        border-radius: 50%;
+        background: rgba(25, 54, 122, 0.1);
+        transform: translateX(-50%);
+        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+        pointer-events: none;
+        z-index: 1;
+      }
       
       .letter-item {
-        width: 32rpx;
-        height: 32rpx;
+        width: 40rpx;
+        height: 40rpx;
         display: flex;
         align-items: center;
         justify-content: center;
@@ -446,11 +513,17 @@
         color: #666666;
         margin: 4rpx 0;
         border-radius: 50%;
-        transition: all 0.3s ease;
+        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+        font-weight: 500;
+        position: relative;
+        z-index: 2;
         
         &.active {
           color: #FFFFFF;
-          background: #D42E78;
+          background: #19367A;
+          font-weight: 600;
+          transform: scale(1.1);
+          box-shadow: 0 4rpx 8rpx rgba(25, 54, 122, 0.2);
         }
         
         &:active {
@@ -463,23 +536,20 @@
 
 @keyframes skeleton-loading {
   0% {
-    opacity: 0.6;
-  }
-  50% {
-    opacity: 0.8;
+    background-position: -200% 0;
   }
   100% {
-    opacity: 0.6;
+    background-position: 200% 0;
   }
 }
 
 // 添加按键反馈效果
 .hover-effect {
-  transition: all 0.2s ease;
+  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
   
   &:active {
-    transform: scale(0.96);
-    opacity: 0.8;
+    transform: scale(0.98);
+    opacity: 0.9;
   }
 }
 
diff --git a/utils/js-pinyin.js b/utils/js-pinyin.js
new file mode 100644
index 0000000..098e31d
--- /dev/null
+++ b/utils/js-pinyin.js
@@ -0,0 +1,109 @@
+/**
+ * js-pinyin
+ * 一个轻量级的汉字转拼音工具
+ */
+
+const Pinyin = {
+  /**
+   * 拼音首字母字典
+   */
+  _pyFirstLetters: {},
+
+  /**
+   * 拼音字典
+   */
+  _pyDict: {},
+
+  /**
+   * 配置选项
+   */
+  _options: {
+    checkPolyphone: false, // 是否检查多音字
+    charCase: 0 // 0-小写, 1-大写
+  },
+
+  /**
+   * 设置配置选项
+   * @param {Object} options 配置选项
+   */
+  setOptions(options) {
+    Object.assign(this._options, options)
+  },
+
+  /**
+   * 获取汉字的拼音首字母
+   * @param {String} str 需要转换的汉字
+   * @returns {String} 拼音首字母
+   */
+  getFirstLetter(str) {
+    if (typeof str !== 'string') return str
+    const result = this.getFullChars(str)
+    return result.charAt(0)
+  },
+
+  /**
+   * 获取汉字的完整拼音
+   * @param {String} str 需要转换的汉字
+   * @returns {String} 完整拼音
+   */
+  getFullChars(str) {
+    if (typeof str !== 'string') return str
+    let result = ''
+    for (let i = 0, len = str.length; i < len; i++) {
+      const ch = str.charAt(i)
+      if (ch.charCodeAt(0) > 127) {
+        // 汉字处理
+        result += this._getChar(ch)
+      } else {
+        // 非汉字处理
+        result += this._options.charCase ? ch.toUpperCase() : ch.toLowerCase()
+      }
+    }
+    return result
+  },
+
+  /**
+   * 获取单个汉字的拼音
+   * @private
+   * @param {String} ch 单个汉字
+   * @returns {String} 拼音
+   */
+  _getChar(ch) {
+    const hash = ch.charCodeAt(0)
+    // 处理空格
+    if (hash === 32) return ' '
+    // 处理特殊字符
+    if (hash < 127) return ch
+    
+    // 使用常用汉字拼音映射表
+    const pinyinMap = {
+      '阿': 'a', '啊': 'a', '埃': 'ai', '艾': 'ai', '爱': 'ai', '安': 'an', '奥': 'ao', '澳': 'ao',
+      '巴': 'ba', '白': 'bai', '百': 'bai', '班': 'ban', '邦': 'bang', '包': 'bao', '北': 'bei', '本': 'ben', '必': 'bi', '冰': 'bing', '博': 'bo', '不': 'bu',
+      '草': 'cao', '册': 'ce', '测': 'ce', '层': 'ceng', '茶': 'cha', '查': 'cha', '长': 'chang', '成': 'cheng', '城': 'cheng', '池': 'chi', '出': 'chu', '川': 'chuan',
+      '大': 'da', '达': 'da', '答': 'da', '代': 'dai', '带': 'dai', '单': 'dan', '但': 'dan', '东': 'dong', '都': 'du', '度': 'du', '端': 'duan', '对': 'dui',
+      '饿': 'e', '恩': 'en', '而': 'er', '尔': 'er', '耳': 'er',
+      '发': 'fa', '法': 'fa', '番': 'fan', '方': 'fang', '风': 'feng', '封': 'feng', '福': 'fu', '府': 'fu', '富': 'fu', '复': 'fu', '父': 'fu', '付': 'fu',
+      '改': 'gai', '干': 'gan', '甘': 'gan', '刚': 'gang', '高': 'gao', '格': 'ge', '工': 'gong', '古': 'gu', '谷': 'gu', '光': 'guang', '广': 'guang', '贵': 'gui',
+      '哈': 'ha', '海': 'hai', '含': 'han', '汉': 'han', '好': 'hao', '号': 'hao', '河': 'he', '黑': 'hei', '恒': 'heng', '红': 'hong', '后': 'hou', '湖': 'hu', '华': 'hua', '环': 'huan',
+      '击': 'ji', '及': 'ji', '极': 'ji', '急': 'ji', '集': 'ji', '几': 'ji', '己': 'ji', '家': 'jia', '建': 'jian', '江': 'jiang', '交': 'jiao', '金': 'jin', '京': 'jing', '九': 'jiu', '居': 'ju',
+      '卡': 'ka', '开': 'kai', '看': 'kan', '康': 'kang', '科': 'ke', '可': 'ke', '空': 'kong', '口': 'kou', '快': 'kuai', '宽': 'kuan',
+      '拉': 'la', '来': 'lai', '蓝': 'lan', '老': 'lao', '乐': 'le', '雷': 'lei', '冷': 'leng', '里': 'li', '立': 'li', '联': 'lian', '良': 'liang', '龙': 'long', '路': 'lu', '露': 'lu',
+      '妈': 'ma', '马': 'ma', '买': 'mai', '卖': 'mai', '满': 'man', '猫': 'mao', '么': 'me', '美': 'mei', '梦': 'meng', '米': 'mi', '面': 'mian', '民': 'min', '明': 'ming',
+      '拿': 'na', '那': 'na', '奶': 'nai', '南': 'nan', '能': 'neng', '你': 'ni', '年': 'nian', '宁': 'ning', '农': 'nong', '女': 'nv',
+      '哦': 'o', '藕': 'ou',
+      '爬': 'pa', '拍': 'pai', '盘': 'pan', '乓': 'pang', '跑': 'pao', '配': 'pei', '朋': 'peng', '品': 'pin', '平': 'ping', '普': 'pu',
+      '七': 'qi', '起': 'qi', '气': 'qi', '千': 'qian', '前': 'qian', '桥': 'qiao', '亲': 'qin', '青': 'qing', '轻': 'qing', '清': 'qing', '情': 'qing', '庆': 'qing', '秋': 'qiu', '区': 'qu', '全': 'quan',
+      '然': 'ran', '让': 'rang', '热': 're', '人': 'ren', '日': 'ri', '容': 'rong', '如': 'ru', '瑞': 'rui', '润': 'run',
+      '撒': 'sa', '赛': 'sai', '三': 'san', '色': 'se', '森': 'sen', '杀': 'sha', '山': 'shan', '上': 'shang', '尚': 'shang', '少': 'shao', '深': 'shen', '生': 'sheng', '时': 'shi', '世': 'shi', '市': 'shi', '事': 'shi', '是': 'shi', '首': 'shou', '水': 'shui', '顺': 'shun',
+      '他': 'ta', '她': 'ta', '台': 'tai', '太': 'tai', '谈': 'tan', '汤': 'tang', '套': 'tao', '特': 'te', '天': 'tian', '田': 'tian', '通': 'tong',
+      '哇': 'wa', '外': 'wai', '完': 'wan', '王': 'wang', '为': 'wei', '文': 'wen', '我': 'wo', '屋': 'wu', '五': 'wu', '武': 'wu',
+      '西': 'xi', '息': 'xi', '夏': 'xia', '先': 'xian', '香': 'xiang', '想': 'xiang', '小': 'xiao', '新': 'xin', '信': 'xin', '星': 'xing', '兴': 'xing', '雪': 'xue', '学': 'xue',
+      '亚': 'ya', '烟': 'yan', '燕': 'yan', '羊': 'yang', '样': 'yang', '要': 'yao', '也': 'ye', '一': 'yi', '以': 'yi', '意': 'yi', '益': 'yi', '英': 'ying', '永': 'yong', '优': 'you', '游': 'you', '渝': 'yu', '元': 'yuan',
+      '杂': 'za', '在': 'zai', '咋': 'za', '早': 'zao', '泽': 'ze', '怎': 'zen', '增': 'zeng', '扎': 'zha', '展': 'zhan', '张': 'zhang', '章': 'zhang', '招': 'zhao', '真': 'zhen', '正': 'zheng', '之': 'zhi', '中': 'zhong', '州': 'zhou', '主': 'zhu', '专': 'zhuan', '子': 'zi', '自': 'zi'
+    }
+
+    return pinyinMap[ch] || 'unknown'
+  }
+}
+
+export default Pinyin 
\ No newline at end of file