Ningbo Beilun GC-BOB Instrument Co.,Ltd. is an ISO 9001 manufacturing company offering over 1,000 different styles of gauge, vacuum and testing instruments. which include:

Ginseal Solution, one of the leading manufacturers in high-performance sealing products. Our company provide gasket, gland packing, sealing sheet, and sealing machines in

Zhuji Jiaerda Machinery Co. Ltd is the best suppliers of air cooled heat exchanger in China. Air cooled heat exchanger calculations is mainly used for air cooling

Tin bearing bronze is used for gears, bearings, bushings, pump bodies, and structural parts. For guidance in selecting the appropriate tin bearing bronze bushings

OTTOMMO Sand Casting plant has both manual and semi-automatic green/resin sand casting production lines for castings with various weights and geometries.

Renyi Castings specializes in investment casting for a variety of industries including the manufacturing and construction industries. Investment casting is one