Tu Van Kien Truc Quang Ninh Joint Stock Company Address: No 2, Lane 12, Nguyen Van Cu Street, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700494297 Phone: 02033832889 Representative: Nguyen Tri Dung Adress: No 2, Lane 54, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 26 - 5 - 2004