July 23rd and July 15. According to the data query, Longhua District of Hainan Province was a high-risk area on July 23rd and June 5th, 2022, and closed measures were taken for prevention and control management, so it was not allowed to enter only on July 23rd and July15th. Hainan Province, referred to as "Qiong" for short, is the southernmost provincial administrative region in People's Republic of China (PRC), with Haikou as its capital. It is a special economic zone and a free trade pilot zone in China.