Do I need a visa to travel to Hong Kong now?

No need. According to the inquiry of China Travel Service. Com, China's Law on Exit and Entry Administration of People's Republic of China (PRC) stipulates that citizens of China who travel between the mainland and the Hong Kong Special Administrative Region and the Macao Special Administrative Region of China, and citizens of China who travel between the mainland and Taiwan Province Province of China, should apply for a pass according to law, and do not need to apply for a visa.