Beijing fengyueda Industry & Trade Co., Ltd.   

        the company for many years engaged in comprehensive treatment project to all kinds of noise, the cooperation with scientific research units, to employ experienced experts as consultants, using the most advanced technology and the latest scientific research achievements, patented product, make the control results meet the corresponding noise allows standard, accumulated the certain experience manufacturing and installation, have reached a higher level design, all kinds of noise control equipment, has passed the "ISO-9001 national quality system certification", and hold the Ministry of Construction issued a "mechanical and electrical equipment installation engineering contractor Sanji professional qualification certificate". Agent: Japan Mitsubishi " " Shijing; I - - Shizuka insulation material (North China distributor)

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