HONG KONG: Shares of Kuaishou Technology dropped by as much as 6% on Tuesday to HK$62.70 ($8.06), their lowest since November 21, after media reported, that the Chinese short video platform experienced a sudden surge of explicit content because of a cyberattack on Monday. The stock is set for its biggest one-day percentage drop since October 14 and was the top percentage decliner on the Hang Seng Tech Index , which was down 0.5%.