Truong An Alpstech LTD Address: No 3, Lane 290, Dai Dong Street, Civil Group 9, Yen Binh Town, Huyen Yen Binh, Tinh Yen Bai, Viet Nam Enterprise code: 5200951185 Phone: 0978659175 Representative: Tran Phuc Manh Yen Binh Town, Yen Binh District, Yen Bai ProvinceFounding date: 10 - 6 - 2025