One North West (Shanghai) Co., Ltd. http://www.shbssy.com.cn/ as the industry's most influential large-scale compressed air system equipment suppliers, BSTAIR (North West) brand, we will to provide users with the highest quality equipment and the best quality services, products include: micro-oil screw compressor, oil-free screw compressor, the permanent inverter compressor, ordinary inverter compressor, unitized air compressor, low pressure screw compressors, pressure screw air compressor, electric shift screw air compressor, screw air compressor diesel shift, heat recovery screw compressor, steam turbine screw compressor, oil-free centrifugal compressor, scroll air compressors, low and medium pressure piston compressor, silent oil-free piston compressor, gas tank, cold and dry machines, dryers, combined dryer, precision filter, water separator, and efficient removal , waste oil collector, rear cooler and air compressor parts, air compressor maintenance, compressor rental, a full air system solutions that can be customized according to user needs all kinds of air compressors non-standard;