File photo taken with a mobile phone shows tourists taking cable cars at Ocean Park in Hong Kong, south China, June 15, 2020. Hong Kong's iconic theme park Ocean Park said on Tuesday that it will resume operation on Friday after being temporarily closed again for more than two months due to the COVID-19 outbreak. (Xinhua/Wang Shen)

File photo taken with a mobile phone shows a view of Ocean Park in Hong Kong, south China, June 15, 2020. Hong Kong's iconic theme park Ocean Park said on Tuesday that it will resume operation on Friday after being temporarily closed again for more than two months due to the COVID-19 outbreak. (Xinhua/Wang Shen)

File photo taken with a mobile phone shows tourists having fun at Ocean Park in Hong Kong, south China, June 15, 2020. Hong Kong's iconic theme park Ocean Park said on Tuesday that it will resume operation on Friday after being temporarily closed again for more than two months due to the COVID-19 outbreak. (Xinhua/Wang Shen)

File photo taken with a mobile phone shows a view of Ocean Park in Hong Kong, south China, June 15, 2020. Hong Kong's iconic theme park Ocean Park said on Tuesday that it will resume operation on Friday after being temporarily closed again for more than two months due to the COVID-19 outbreak. (Xinhua/Wang Shen)

File photo taken with a mobile phone shows tourists taking cable cars at Ocean Park in Hong Kong, south China, June 15, 2020. Hong Kong's iconic theme park Ocean Park said on Tuesday that it will resume operation on Friday after being temporarily closed again for more than two months due to the COVID-19 outbreak. (Xinhua/Wang Shen)

File photo taken with a mobile phone shows tourists visiting Ocean Park in Hong Kong, south China, June 15, 2020. Hong Kong's iconic theme park Ocean Park said on Tuesday that it will resume operation on Friday after being temporarily closed again for more than two months due to the COVID-19 outbreak. (Xinhua/Wang Shen)