Shandong a chemical technology co., LTD. User: because of the particularity of chemical industry, the process compressor equipment we use has strict requirements on its long-term continuous operation reliability. After inspecting several compressor equipment suppliers last year, we finally chose to cooperate with them due to the strict quality control and perfect service concept of feihe compressor. Since the installation and use of fei he permanent magnet frequency conversion compressor, the stable performance and low failure rate let us rest assured, we believe that they will do more excellent in the future cooperation.