WORLDWIDE TRAILER COMPONENTS CONSOLIDATED SUPPLIER THE ONLY Chinese MANUFACTURER ENTERING Germany WITH SLACKS! The output value is $15, 000, 000. The total quantity is about 1.2 million of manul slacks and 150, 000 of auto slack adjuster. Roadage is the biggest manufacturer with most series and high quality passing TUV (TS16949). Founded in 1993 and located in Yuhuan county of Zhejiang province in China, Zhejiang Roadage Machinery Co., Ltd. Has a history of over 15 years in professionally manufacturing and developing trailer parts for the axles, air brake systems of trailers, heavy-duty trucks and carriages for European, American, Japanese and South Korean market. The high-quality products of Roadage mainly include: Manual & automatic slack adjusters for European, American, Japanese and South Korean market; Brake s-camshafts and repair kits; Spring brake chambers; Brake shoe assemblies and repair kits; Air brake valves; Quick release valve assemblies; Quick couplings assemblies; etc, nearly one thousand sorts and more than a dozen of series. As the worldwide largest manufacturer of slack adjusters, Roadage has an annual output of 1000000 sets of trailer components, among which 80% are exported and 20% are supplied for OEM manufacturers in China. Our products have been enjoying a good reputation in the circle of heavy-duty components both at home and abroad. Now, we have over 300 employees, among whom over 40 are senior and junior expert technicians. Besides, Roadage attaches much emphasis to the quality of products as well as the management. On the basis of the quality standard ISO9001, Roadage also consummated the TUV of Germany: TS16949 in February, 2006. Our goal is to be a worldwide trailer components consolidated supplier.