A fan prepares to receive a COVID-19 test at a league-designated coronavirus test site outside the Qingdao Sports Center in Qingdao, east China's Shandong Province, July 30, 2020. Entrance is open to fans aged 12 or above who have tested negative for COVID-19 within 48 hours. Entrance is open to fans aged 12 or above who have tested negative for COVID-19 within 48 hours. (Xinhua/Li Ziheng)

A fan gets a COVID-19 test at a league-designated coronavirus test site outside the Qingdao Sports Center in Qingdao, east China's Shandong Province, July 30, 2020. The Chinese Basketball Association (CBA) league allowed limited spectators back in arenas from July 26 and will be fully open to fans from July 31 when the playoffs commence. In accordance with the latest local anti-virus measures and relevant regulations, fans will have to buy tickets through a real-name online registration system and enter the arena with their ID. Entrance is open to fans aged 12 or above who have tested negative for COVID-19 within 48 hours. (Xinhua/Li Ziheng)

A fan gets a COVID-19 test at a league-designated coronavirus test site outside the Qingdao Sports Center in Qingdao, east China's Shandong Province, July 30, 2020. The Chinese Basketball Association (CBA) league allowed limited spectators back in arenas from July 26 and will be fully open to fans from July 31 when the playoffs commence. In accordance with the latest local anti-virus measures and relevant regulations, fans will have to buy tickets through a real-name online registration system and enter the arena with their ID. Entrance is open to fans aged 12 or above who have tested negative for COVID-19 within 48 hours. (Xinhua/Li Ziheng)

Fans prepare to get COVID-19 tests at a league-designated coronavirus test site outside the Qingdao Sports Center in Qingdao, east China's Shandong Province, July 30, 2020. The Chinese Basketball Association (CBA) league allowed limited spectators back in arenas from July 26 and will be fully open to fans from July 31 when the playoffs commence. In accordance with the latest local anti-virus measures and relevant regulations, fans will have to buy tickets through a real-name online registration system and enter the arena with their ID. Entrance is open to fans aged 12 or above who have tested negative for COVID-19 within 48 hours. (Xinhua/Li Ziheng)

Fans wait in a line to get COVID-19 tests at a league-designated coronavirus test site outside the Qingdao Sports Center in Qingdao, east China's Shandong Province, July 30, 2020. The Chinese Basketball Association (CBA) league allowed limited spectators back in arenas from July 26 and will be fully open to fans from July 31 when the playoffs commence. In accordance with the latest local anti-virus measures and relevant regulations, fans will have to buy tickets through a real-name online registration system and enter the arena with their ID. Entrance is open to fans aged 12 or above who have tested negative for COVID-19 within 48 hours. (Xinhua/Li Ziheng)