瑞士VAT公司是全球真空阀门的领导者，专业从事各类高品质真空阀门的研发、制造、销售和服务。产品广泛使用于半导体、平板显示器、太阳能、光电、真空镀膜、科研机构等高科技行业和领域，多年来全球市场份额稳居第一。

VAT专注于真空阀门领域，因其强大的研发创新能力和业界闻名的高品质，世界各领先半导体芯片设备以及太阳能设备制造厂商都在其机台设备中大量采用了VAT公司的产品。

徽拓真空阀门（上海）有限公司是VAT在华全资子公司，负责VAT全系列产品在中国市场的销售和售后服务。

VAT Switzerland is the worldwide market leader in vacuum valves, specialize in all kinds of high quality Vacuum Valves, include R&D、Manufacture、Sales and Service.

VAT business scope covers many industries & fields, such as Semiconductor manufacturing, LED, FDP, Solar, Opto-electrical, Coating, R & D center and so on. In the past years, VAT valves have the highest market share worldwide.

VAT has fully specialized in vacuum valve technology. Own to its InnoVATion and high quality VAT enjoy a good reputation in Vacuum valve industry. Most major Semiconductor & Solar leaders use VAT valve as a standard part in their system.

VAT Vacuum Valves(Shanghai) Co., Ltd is the wholly –Owned subsidiary of VATGroup which located in China, can provide all series of  VAT valves for Sales and after service.