Hoan Vu Joint Stock Company Address: Phuoc Ha Hamlet, Phuoc Dong Commune, Nha Trang City, Khanh Hoa Province Enterprise code: 4200709087 Phone: 0583710225 Representative: Ha Thi Thien An Adress: 44 I/2, Quarter 3, Hiep Thanh Ward, District 12, Ho Chi Minh City Founding date: 19 - 9 - 2007