CLET is a professional noise control solution provider, who mainly engaged in acoustic and filtration system research, design, manufacture, installation and after- sale service for gas turbine, aircraft engine test bed, distributed energy station and power generation equipment.CLET was established in 2001, with two plants located in Harbin and Shanghai, products & technologies are mainly used in the fields of energy, power, communications, aviation, oil fields, nuclear power, and shipbuilding etc.CLET is long-term qualified supplier for SIEMENS, ALSTOM, MTU, MAN, CENCO, MDS, MHPS, Toshiba, SHINWA and OPRA etc., the products have been exported to more than 30 countries.