laizhou chengjin machinery co.,Our factory main production and sales of various models of multi-function vise, welding clamp, pipe clamp, chamfering machine, etc., in recent years, the general engineering and technical personnel, give full play to the team consciousness and enterprising spirit of the integration of enterprise strength and content of science and technology to improve year by year, advanced equipment and the application of high and new technology make the products constantly updated, has been formed eight big series more than 30 kinds of products.