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Scope of Exhibits: 1, vacuum to obtain equipment; 2, vacuum applications: including all kinds of vacuum heat treatment equipment, metallurgical equipment, vacuum freeze-drying equipment and vacuum packaging equipment; 3, vacuum coating equipment: including a variety of targets, target, a variety of materials and power consumption; 4, nano-technology and equipment, nano-materials and nano-devices; 5, vacuum valves and vacuum components: vacuum include a variety of electronic components, vacuum systems and vacuum Annex dynamic and static sealing devices, etc.; 6, vacuum measurement and calibration instruments, gauges and a vacuum leak detector device; 7, vacuum materials, oil and vacuum pump equipment works; 8, a variety of surface equipment (AES, SEM, XPS, SIMS, etc.) and molecular beam epitaxy equipment ( MBE).