16th Floor, Nam Cuong Building, Km 4, To Huu Street, La Khe Ward, Ha Dong District, Hanoi City, Vietnam

2F PLS Building, Y12 Hong Linh street, Ward 15, District 10, Ho Chi Minh city, Vietnam

Luong Son Industrial Park, Highway 6, Hoa Son Commune, Luong Son District, Hoa Binh Province