Beijing Logon Sic. & Tech. Co., Ltd was founded in 1999; it is a leading equipment manufactureand supplier in Beijing Zhongguancun High-Tech and Science Park. Our company always takes the materials science and surface treatment technology for development direction; we have strength and rich experience in the technical research, equipment production and application, practical technology and so on. More than ten years, a variety of surface treatment equipment that we researched ourselves and adopted advanced foreign technology as the foundation for further research and development production with the domestic advanced technology level . We obtained many invention patents and enjoyed a higher visibility in the industry. As “attention contract and keep promise” exemplary units, "quantity and prestige" double safeguard demonstration units，the company always implements the credit first, quality first, price first idea. Under the supervision of ISO9000 management system, we pursue the technological innovation and stable and reliable performance in researching and producing. At the same time, the company has the rich information resources backing, as a member of China vacuum society, material surface treatment association and the ultrasonic cleaning association member, the company has a strong technical ability reserves through transverse cooperation with Tsinghua university, people's university, Germany, Switzerland, scientific research institutions ,since the company founded , it has successfully developed a series of DTL ultrasonic cleaning , LD coating and PT-100 spraying equipments and have already spread all over the country and find a good sale in U.S.A., Japan, the Netherlands, Paraguay, Pakistan, Vietnam, and other overseas countries. We won extensive praise because of the stable performance , reliable operation and mature ethnics , not only satisfies the needs of the production of the current industries , but also provides convenient conditions for the needs of the research .