Photo G2528: Vietnamese Army MP (Quan Canh) counterpart member of an A Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade static checkpoint at the Thu Duc intersection of Highways 1A and #359 in Gia Dinh Province of III Corps Tactical Zone, Vietnam 1968. If you can identify this Quan Canh, please use this Email Link. Courtesy of SGT Phillip A. Beaver, 1st Platoon, A Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade, Long Binh Post, August 1967-August 1968.