Manufacturer of vacuum metallizers, vacuum coating machines, outfit ground polishing machines, concrete mixer trucks, optical engines, prism color.

(1) optoelectronic products- LCoS (Liquid Crystal on Silicon) optical engine, DLP (digital light processing) optical engines, LCD projector optical components, color prisms, camera lenses. (2) electromechanical products- vacuum coating machine, JPl outfit ground polishing machines, concrete mixer truck, bulk cement trucks, postal vehicles, passenger elevators, escalator.