Tech giants could leave Hong Kong 1:17 Hong Kong (CNN Business) – Changes to Hong Kong’s data protection laws could force some companies to stop providing services in the city, according to an industry group representing some of the world’s top tech companies. The prospect of a Hong Kong withdrawal was raised in a letter published this week by the Asia Internet Coalition (AIC), a Singapore-based association with Facebook, Twitter and Google as members. The memo, which is dated June 25 and was sent by the group to Hong Kong’s privacy commissioner for personal data, Ada Chung Lai-ling, rejects a…