Royal Diamond Viet Nam Joint Stock Company Address: Hamlet 4, Van Tai Hamlet, Hong Phong Commune, Nam Sach District, Hai Duong Province Enterprise code: 0801385915 Phone: 0934993868 Representative: Nguyen Van Truong Adress: Xa Ho Hamlet, Phong Nien Commune, Bao Thang District, Lao Cai Province Hong Phong Commune, Nam Sach District, Hai Duong ProvinceFounding date: 25 - 10 - 2022