Hoang Trung Thong

Position: Author / Director

Company:
Mining Exploitation & Construction Joint Stock Thang Long Company

Address: Huyện Hoành Bồ, Quảng Ninh, Vietnam, xã Sơn Dương, Hoanh Bo District, Quang Ninh Province, Viet Nam, Hoanh Bo District, Quang Ninh Province
Phone: