Jiangsu Yizheng Jinpai Internal-Combustion Engine Components Co., Ltd., one of the largest factories specialized in designing and manufacturing piston rings in China, is located in Yizheng Economy Developing Area, near to Yangtze River, in the middle of Nanjing and Yangzhou. We enjoy convenient transportation. Our company covers an area of more than 60,000 square meters with the floor area of more than 40,000 square meters. We have 800 employees and totally 150 engineers and technicians, with fixed assets of RMB80 million, 400 machining machines, as well as 400 sets of inspection and...