Haikou, China--(Newsfile Corp. - December 10, 2021) - In July 2021, the Summer Olympics, which was postponed for one year, was inaugurated in Tokyo. In September 2021, Xi'an, China hosted the 14th National Games. In February 2022, China will host the 24th Winter Olympic Games. China (Hainan) Sporting Goods and Equipment Import Exhibition, an...