Shanghai Oceana Construction Machinery Co., Ltd is a leading manufacturer and Trading Company in the Precast Concrete machinery and moulds. Established in 2013 in shanghai, and the new partner factory was moved to Yangzhou city in 2015. we still have our head office in Shanghai City. we have a team expert in the R&D, engineering and manufacturing, Sale and After Sale service. All our machine parts are produced by our own work shop by finished machining.