Chorng Ko specialized at R& D, manufacturing high performance connecting rod . More than 20 years experience in supplying our rods to Germany, Japan & U.S.A markets . Under ISO 9001 certification & managing system, we apply the up-to-date inspection instruments & most strict quality control regulations to meet the OEM requirement in the local motorcycle & ATV companies (ex.ADLY motorcyle company, AEON ATV manufacture, Dinli ATV manufacture, etc.) In the past decade , we were the contracted rods supplier for the watercraft, dirt bike in the U.S.A. repair market .Premium quality plus number one service bring the most reliability to our client & end ***** to nonstop development, we are able to supply the following products , such as automobile parts , motorcycle connecting rods, motor cross connecting rods, ATV connecting rods, personal watercraft connecting rods & outboard engine parts.