Use APKPure App
Get Chinese Pinyin old version APK for Android
Chinese Pinyin IME is an input method optimized for Chinese character input .
This IME app is Discontinued .
But [Pinyin IME Plus] is still Active and also Free !
Please install below .
https://play.google.com/store/apps/details?id=jp.ne.neko.freewing.PinYinImePlus