Yizheng Shuanghuan Piston Ring passes Geely's OTS testing [ China ] 
Yizheng Shuanghuan Piston Ring Co., Ltd., which is a subsidiary of ASIMCO Technologies Limited, announced that its new piston rings for Geely Automobile have passed Geely Powertrain's Off Tool Samp...
<Dec 02, 2014>
