Hop Tac Xa Khe Mai Xanh Address: Khe Mai Hamlet, Doan Ket Commune, Van Don District, Quang Ninh Province Enterprise code: 5702120434 Phone: 0966806988 Representative: Pham Thu Sang Adress: Khe Mai Hamlet, Doan Ket Commune, Van Don District, Quang Ninh Province Doan Ket Commune, Van Don District, Quang Ninh ProvinceFounding date: 25 - 8 - 2022