Li Daogang. Chongqing Rongchang Xintiandi refers to Chongqing Rongchang Xintiandi Vocational Training School. The principal of Chongqing Rongchang Xintiandi is Li Daogang, whose address is the middle section of Changzhou Avenue, Changzhou Street, Rongchang District, Chongqing. The business scope of Chongqing Rongchang Xintiandi includes beauticians, hairdressers, automobile maintenance workers, garment plate makers, aged care workers, Chinese chefs, electricians, welders, health care massage therapist, all-media operators and Internet marketers.