Do I need a visa to go to Taiwan Province Province?

You need a visa to go to China and Taiwan Province Province.

According to the website of the National Immigration Bureau, mainland residents go to Taiwan Province Province, China, and pass through the open or designated entry and exit ports with travel documents issued by the exit and entry administration departments of public security organs. Mainland residents who have been approved to go to Taiwan Province Province, China, should go within the validity period of their travel documents, and should return on schedule except those who have settled.