Original sentence: Ping An Insurance Overseas, located in Hong Kong, is a second holding company for subsidiary companies located outside of mainland China.Ping An has operations across all of the mainland of the People's Republic of China, and in Hong Kong and Macau through Ping An Insurance Overseas
Edited sentence: Ping An Insurance Overseas, located in Hong Kong, is a second holding company for subsidiary companies located outside of China.Ping An has operations across all of the People's Republic of China, and in Hong Kong and Macau through Ping An Insurance Overseas