RichardAnna Boyce we CAN ASK Joseph Castillo who actually pastors a church in China who MAKES the official stats on Christianity there

NOW Purdue University’s Center on Religion and Chinese Society, estimates that there are between 93 million and 115 million Protestants in China, with fewer than 30 million attending officially registered churches

Amity Foundation, a Chinese nongovernmental organization, and the United Bible Societies, printed its 150 millionth Bible, with one third of those coming between 2013 and 2016 but not All were distributed

You will see that even in this OFFICIAL ANDERSON COURT REPORTING we have statements like someon has said, I believe and so on …
https://www.brookings.edu/wp-content/uploads/2014/05/Corrected-Transcript-Christianity-in-China.pdf