Blackrock Joint Stock Company Address: 125/5 Tran Hung Dao, Nguyen Nghiem Ward, Quang Ngai City, Quang Ngai Province Enterprise code: 4300819414 Phone: 0945640468 Representative: Tran Thi Y Oanh Bui Quang Thien Nguyen Nghiem Ward, Quang Ngai City, Quang Ngai ProvinceFounding date: 26 - 6 - 2018