diff --git a/src/platforms/mp-baidu/runtime/wrapper/component-parser.js b/src/platforms/mp-baidu/runtime/wrapper/component-parser.js
index 7014fd46db1515c116581ba928b6c10885d30a63..f2c7037af6be1cad50e716086764851833986fb5 100644
--- a/src/platforms/mp-baidu/runtime/wrapper/component-parser.js
+++ b/src/platforms/mp-baidu/runtime/wrapper/component-parser.js
@@ -27,6 +27,23 @@ export default function parseComponent (vueOptions) {
   const oldAttached = componentOptions.lifetimes.attached
   // 百度小程序基础库 3.260 以上支持页面 onInit 生命周期，提前创建 vm 实例
   componentOptions.lifetimes.onInit = function onInit (query) {
+    // 处理百度小程序 onInit 生命周期调用 setData 无效的问题
+    const setData = this.setData
+    const setDataArgs = []
+    this.setData = function () {
+      setDataArgs.push(arguments)
+    }
+    this.__fixInitData = function () {
+      delete this.__fixInitData
+      this.setData = setData
+      if (setDataArgs.length) {
+        this.groupSetData(() => {
+          setDataArgs.forEach(args => {
+            setData.apply(this, args)
+          })
+        })
+      }
+    }
     oldAttached.call(this)
     this.pageinstance.$vm = this.$vm
     this.$vm.__call_hook('onInit', query)
@@ -34,6 +51,8 @@ export default function parseComponent (vueOptions) {
   componentOptions.lifetimes.attached = function attached () {
     if (!this.$vm) {
       oldAttached.call(this)
+    } else {
+      this.__fixInitData && this.__fixInitData()
     }
     if (isPage.call(this)) { // 百度 onLoad 在 attached 之前触发（基础库小于 3.70）
       // 百度 当组件作为页面时 pageinstancce 不是原来组件的 instance