Dorson Impression Shandong Dorson Hydraulic Co.,ltd (former name Jining Automobile Spare Parts Co.,ltd, established in 1956) which developed into private joint-stock company that specialized in producing the excavator parts including idler cushion, front idler, sprocket, track roller, carrier roller, rotary joints, hydraulic redirector, cycloid motor, one-piece multi-way valve, central rotary joints since 1998.

Shandong Dorson Hydraulic Co., ltd located in Jining City, Shandong Province —— the home town of Confucius and Mencius &the country of Courtesy. our company is a professional manufacture engaged in research &development, production and sale which founded by modern enterprise system. Covers an area of 40,000 square meters, we staff more than 200 skillful personnel including 120 with high education and equipped with advanced production、testing& inspection equipments.

Shandong Dorson Hydraulic Co., ltd adhere to the principle that“winning the market with our sincerity, meeting the challenge with our quality, broadening the market with our service” We are dedicated to revitalizing this national industry.

The technical strength of Dorson Company Our company have successively produced the excavator parts idler cushion assy, front idler assy ,sprocket assy ,track roller assy, carrier roller assy, central rotary joints that covers many types like PC400、PC300、PC220、PC200、PC130-7、PC120、PC60、JCM230、JCM210、CT40、CT18、ZE60、ZE205、ZE230、ZE80 and so on which entrusted by famous brand such as KOMATSU SHANTUI、ZOOMLION、SANY、LISHIDE、CATER、WORLD GROUP、FORD、CARGOTEC、LOVOL、STRONG etc. Now developed the key hydraulic device which used by construction machinery such as central rotary joints、heavy flowing high pressure multifunctional valve for Excavator, Crane, Bulldozer, Loader etc. the products adopt the international advanced design concept that play a industry leading level with the characters of small volume, compact-sized, high pressure resistance, high flow, low pressur