Ky Thuat Seiei Viet Nam LTD Address: 6th Floor, Toa B2, Roman Plaza, To Huu Street, Dai Mo Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0111455757 Phone: 0908994286 Representative: Nguyen Thi Thao Dai Mo Ward, Nam Tu Liem District, Ha Noi CityFounding date: 10 - 4 - 2026