 Optical lighting: Used to manufacture large lampshade, protective glass, left and
right eyepiece tubes of optical instrument, etc., and can also be
widely used as transparent materials on aircraft. |  Electronic appliances: Used in the manufacturing of insulation connectors, coil frames,
sockets, insulation sleeves, telephone shells and parts, and
battery shells for mining lamps, and so on. |  Mechanical equipment: Used for manufacturing various gears, racks, worm gears, worms,
bearings, cams, bolts, levers, crankshafts, ratchets, and can also
be used as mechanical components such as shields. |
