diff --git a/packages/core/src/dynamic/vnode/render.js b/packages/core/src/dynamic/vnode/render.js
index 20e3d5cca..0f119e012 100644
--- a/packages/core/src/dynamic/vnode/render.js
+++ b/packages/core/src/dynamic/vnode/render.js
@@ -144,7 +144,7 @@ export default function _genVnodeTree (astData, contextScope, options) {
     node.attrsList.forEach((attr) => {
       if (attr.name === 'class' || attr.name === 'style') {
         // class/style 的表达式为数组形式，class/style的计算过程需要放到逻辑层，主要是因为有逻辑匹配的过程去生成 vnodeTree
-        const helper = attr.name === 'class' ? stringify.stringifyClass : stringify.stringifyStyle
+        const helper = attr.name === 'class' ? stringify.c : stringify.s
         let value = ''
         if (attr.__exp) {
           let valueArr = evalExps(attr.__exp)
diff --git a/packages/webpack-plugin/lib/runtime/stringify.wxs b/packages/webpack-plugin/lib/runtime/stringify.wxs
index 64f722b99..7ea01623a 100644
--- a/packages/webpack-plugin/lib/runtime/stringify.wxs
+++ b/packages/webpack-plugin/lib/runtime/stringify.wxs
@@ -223,13 +223,13 @@ function normalizeDynamicStyle (value) {
 }
 
 module.exports = {
-  stringifyClass: function (staticClass, dynamicClass) {
+  c: function (staticClass, dynamicClass) {
     if (typeof staticClass !== 'string') {
       return console.log('Template attr class must be a string!')
     }
     return concat(staticClass, mpEscape(stringifyDynamicClass(dynamicClass)))
   },
-  stringifyStyle: function (staticStyle, dynamicStyle) {
+  s: function (staticStyle, dynamicStyle) {
     var normalizedDynamicStyle = normalizeDynamicStyle(dynamicStyle)
     var parsedStaticStyle = typeof staticStyle === 'string' ? parseStyleText(staticStyle) : {}
     return genStyleText(extend(parsedStaticStyle, normalizedDynamicStyle))
diff --git a/packages/webpack-plugin/lib/template-compiler/compiler.js b/packages/webpack-plugin/lib/template-compiler/compiler.js
index dbe300bf0..d01472ca2 100644
--- a/packages/webpack-plugin/lib/template-compiler/compiler.js
+++ b/packages/webpack-plugin/lib/template-compiler/compiler.js
@@ -176,7 +176,7 @@ const i18nWxsLoaderPath = normalize.lib('wxs/i18n-loader.js')
 const i18nWxsRequest = '~' + i18nWxsLoaderPath + '!' + i18nWxsPath
 const i18nModuleName = '__i18n__'
 const stringifyWxsPath = '~' + normalize.lib('runtime/stringify.wxs')
-const stringifyModuleName = '__stringify__'
+const stringifyModuleName = '__sm__'
 const optionalChainWxsPath = '~' + normalize.lib('runtime/oc.wxs')
 const optionalChainWxsName = '__oc__'
 
@@ -2133,7 +2133,7 @@ function processClass (el, meta) {
     addAttrs(el, [{
       name: targetType,
       // swan中externalClass是通过编译时静态实现，因此需要保留原有的staticClass形式避免externalClass失效
-      value: mode === 'swan' && staticClass ? `${staticClass} {{${stringifyModuleName}.stringifyClass('', ${dynamicClassExp})}}` : `{{${stringifyModuleName}.stringifyClass(${staticClassExp}, ${dynamicClassExp})}}`
+      value: mode === 'swan' && staticClass ? `${staticClass} {{${stringifyModuleName}.c('', ${dynamicClassExp})}}` : `{{${stringifyModuleName}.c(${staticClassExp}, ${dynamicClassExp})}}`
     }])
     injectWxs(meta, stringifyModuleName, stringifyWxsPath)
   } else if (staticClass) {
@@ -2166,7 +2166,7 @@ function processStyle (el, meta) {
     const dynamicStyleExp = parseMustacheWithContext(dynamicStyle).result
     addAttrs(el, [{
       name: targetType,
-      value: `{{${stringifyModuleName}.stringifyStyle(${staticStyleExp}, ${dynamicStyleExp})}}`
+      value: `{{${stringifyModuleName}.s(${staticStyleExp}, ${dynamicStyleExp})}}`
     }])
     injectWxs(meta, stringifyModuleName, stringifyWxsPath)
   } else if (staticStyle) {