Su Zhou United Machine Co.,Ltd. was established in January 2000. It is an enterprise transformed from the former state-owned enterprise Suzhou No.2 Chemical Equipment Factory. The predecessor of the company is Suzhou No.2 Chemical Equipment Factory, which was established in 1961. In 1972, the company took the lead in developing horizontal screw discharge centrifuge in China. It is one of the earliest manufacturers of centrifuge in China, and was listed as the designated manufacturer of centrifuge by the former China National Chemical Equipment Corporation. Since the 1980s, enterprises began to increase the research and development of horizontal screw centrifuges. So far, they have formed a series of horizontal screw centrifuges and diversified varieties.
     The company has always focused on technology research and development, and cultivated independent intellectual property rights. The company has formed a research and development team of separation machinery process, which is composed of mechanical design engineer, electrical engineer, mechanical manufacturing engineer, process engineer and chemical engineering engineer, and has successively obtained more than ten invention patents and utility model patents in separation machinery at home and abroad.