Ngoc Mai Address: Civil Group 21, Phan Dinh Phung Street, Phan Dinh Phung Ward, Thai Nguyen City, Thai Nguyen Province Enterprise code: 4600361245 Phone: 02148756000 Representative: Vu Quang Trung Adress: Civil Group 21, Phan Dinh Phung Ward, Thai Nguyen City, Thai Nguyen Province Phan Dinh Phung Ward, Thai Nguyen City, Thai Nguyen ProvinceFounding date: 17 - 9 - 2004