1998
Qingdao Pengxing Copper & Aluminum Material Co., Ltd is the predecessor of Zehan Machinery, which is a company engaged in the trade of copper and aluminum materials.
2006
Qingdao Zehan Machinery Manufacturing Co., Ltd. was established to provide OEM machining services such as CNC machining parts, brass hot forging parts, sheet metal processing and precision casting parts.
2008
Establishment of a joint venture for steel hot forging services, mainly for the production of rigging hardware, construction components, railroad components, etc.
2011
Established a joint venture for casting services, specializing in the production of customized precision casting parts, sand casting parts, and shell casting parts.
2013
Established a joint venture for sheet metal processing services, specializing in laser cutting, sheet metal bending, welding and assembly.