Shanghai Rongzhong Internal Combustion Engine Parts Co.,Ltd was founded in 1985,we mainly specialize in manufacturing and selling engine Parts which enjoys high praise of best quality and competitive price of this field of China,we have 3 famous brands in China GRK, RONGZHONG, RZ, we insist that "Quality decides all", we will always try our best to satisfy our clients.Should you have any inquiries, please feel free to contact us.