Regular overseas medical service institutions have special visa departments to assist patients to apply for medical visas. As long as the amount exceeds $50,000, tax returns are required.

The declarer pays the following foreign exchange funds equivalent to more than 50,000 US dollars (excluding the equivalent of 50,000 US dollars) abroad, and if a foreign investor reinvests more than 50,000 US dollars in China with the legitimate income of domestic direct investment, it shall handle and submit a tax return.