40 Giang Van Minh, Ba Dinh, Ha Noi
224 Vanh Dai Trong, Binh Tri Dong B ward
#803, Plaschem Building, 562 Nguyen Van Cu, Long Bien, Hanoi Vietnam
102C Cong Quynh
39/8/5 An Phu Dong 9, District 12
c3 Gian Khau industrial zone,
172 Sai Dong, Long Bien, Ha Noi, Vietnam