Doan Ket So 1 Joint Stock Company Address: KM18, Tranh Vinh Street (Ql1a), Khoi 6, Hung Nguyen Commune, Huyen Hung Nguyen, Nghe An Enterprise code: 2902268256 Phone: 0343199329 Representative: Le Van Hoai Hung Nguyen District, Nghe An ProvinceFounding date: 17 - 3 - 2026