Hoang Duc Hien Joint Stock Company Address: Thanh Tan Hamlet, Trung Thanh Commune, Pho Yen Town, Thai Nguyen Province Enterprise code: 4601028800 Phone: 02083666651 Representative: Tran Van Tiep Adress: Cam Gia Hamlet, An Tuong Commune, Vinh Tuong District, Vinh Phuc Province Trung Thanh Ward, Pho Yen City, Thai Nguyen ProvinceFounding date: 20 - 1 - 2012