It’s not that oppressive now. You may take a social credit hit, depending on how well the church adhere’s to Xi’s Principles. There is a lack of seasoned leaders. America has lots of them.
The church I attend has a large number of Chinese members and the church is very conservative.
The Chinese dislike wobbly theology.
That depends on whether the church is registered, an international or whether it's a 'house church', doesn't it?
Here's an article that pretty much agrees with what our missionaries say about Christianity in China.