What type of app do you have?  Would it be usable by, and useful for, a Chinese person who reads&#x2F;writes only in Chinese?<p>The &#x27;hundreds of chinese App Stores&#x27; issue is irrelevant for iOS.  Jailbreaking and 3rd party iOS app stores are far less common than 5 years ago.<p>As zhte415 said, you will need to re-think any social&#x2F;sharing features to work with WeChat.<p>Finally, make sure your app actually works in China.  Some companies&#x27; servers are blocked by the GFW.