Ovm brief :-usd 118 million sales in 2008 1750 employees, 500 engineers and technicians 3 production zones in liuzhou city, land area 277, 200, facilities area 78, 000. 20 dealers in china and 10 licensees around the world 1 national technical center and 1 postdoctoral workstation ovm products apply to bridges, highways, railways, buildings, tunnels, harbors, dams and nuclear power stations