> Amazon is the only one who could possibly pull that off. Everyone else needs the play store.

Samsung alone has more market share (by device) than Apple.[1] Samsung could probably do it, but it would be bumpy.

> Amazon would probably let them use their store though...

Maybe not without major concessions. Amazon subsidizes a lot of apps in their store because of their add serving architecture.

1: http://www.idc.com/promo/smartphone-market-share/vendor

There is no Google Play store in China.

It might come though http://www.androidpolice.com/2017/02/06/no-really-this-time-...