Tech Mastery Viet Nam LTD Address: Lot 22-24, Street 8, Tan Tao Mo Rong Industrial Zone, Tan Tao A Ward, Binh Tan District, Ho Chi Minh City Enterprise code: 0314645224 Phone: 0838762358 Representative: Chiu, Chao-Tien Tan Tao A Ward, Binh Tan District, Ho Chi Minh CityFounding date: 27 - 9 - 2017