Ky Thuat Carbon Xanh Hong Phuc Joint Stock Company Address: No 6/46, Lane 389, Truong Dinh Street, Tan Mai Ward, Hoang Mai District, Ha Noi City Enterprise code: 0110958130 Phone: 0965533633 Representative: Nguyen Manh Hong Tan Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 18 - 2 - 2025