AUDIENCE：The technological management, equipment maintenance engineers, equipment purchasers in users field. Turbomachinery and other relevant industry management, engineers, purchasers. Engineering companies, agents, government, researchers in institute and university, supporting enterprises. ADVERTISEIVIENT FIELD：Compressor, Blower, Fan, Gas-turbine, Steam- turbine, Expander, Aero-engine, Pump supporting product: motor, bearing, coupling, clutch, dynamic balancing machine, software, converter, electric barring gear, machine tools and manufacture equipment, sealing, wear- resistant and antiseptic coating, software, cooler, impeller, lubricating oil, instrument and meter, control system, technical service ,etc