Cong Nghe Giao Duc Ringo LTD Address: Zoom 1901, 19th Floor, Saigon Trade Center, 37 Ton Duc Thang, Ben Nghe Ward, District 1, Ho Chi Minh City Enterprise code: 0315962353 Phone: 02822216724 Representative: Tran Hai Kim My Ben Nghe Ward, District 1, Ho Chi Minh CityFounding date: 16 - 10 - 2019