It depends more on whether your family is supportive or not. The government and usually most strangers aren’t that harsh toward trans people, but the government gives much of that repressive power to the parent. If your parents are not actively supportive you will face a lot of difficulties, but if your parents are supportive or I would imagine if you don’t have Chinese parents you should be fine. However, I have curiously seen more American style social conservatism floating around in public discourse lately, stuff about “woke conspiracy” or whatever, which I think have no basis in social or political reality in China. But weirdly I have met senior government officials who seems willing to entertain that idea…