Our factory was built in 1989, specilizing in manufactoring slack adjuster and cam shaft for more than 20 years. We are a large enterprise who have more than 500 workers now. We have two factories in ZHEJIANG and JIANGSU. From 2000 to 2010, we obtained 11 items patents, include 9 items involved core technology of slack adjuster. The company have passed the ISO9001: 2000 international quality system attestation, In July 2007 company signed an agreement with Shenzhen Industry Management Advisory Ltd. To implement ISO/TS16949: 2002 quality management system, in 2008 the quality control system was successively awarded by Tuev Rheinlan Anlagen-technik GmbH of Germany, in 2008 September the CE certificate of the products about slack adjuster and cam shaft which we got has been well received by by EU members. At the same time, we are OEM supplier.