Square Beardsley compression Machinery (Shanghai) Co., Ltd. is a focus screw air compressor, screw air compressor permanent magnets such as product development, manufacturing and technology-based enterprise services, with independent intellectual property rights and production base for customized customized industry solutions to enhance the overall competitiveness of our customers. The company of "dreams come true passion, technology to create the future" in the win market, closer to customers, creating value for customers, with the times, for a better future.