QINGDAO OBT CO., LTD, founded in 1997, is
the professional manufacturer and supplier
of special spare parts of semi-trailer in the
world, supplying to the world semi-trailer
manufacturers and transportation
operators with axle, suspension system,
landing gear, fifth wheel, kin pin etc.
OBT locates in the north of China and
covers a ground area of 20000 square
meters and it owns over 500 sets of
numerical control equipment and nearly
1,000 pieces various general production
machineries. We also have the advanced
equipments such as CNC horizontal lathe，
vertical lathe, machining center, cylindrical
grinder, one piece axle rolling mill,
automatic heat treatment, IF induction
hardening machine, CNC shear, bender and
laser cutting and etc.
We are regularly Selling: air spring, air suspension, air spring bellow, air spring bag, rubber air spring, iso air spring bellow, industrial air spring, industry air spring bellow, air bag spring. |
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