3onedata Communication Technology Co. Ltd. is a company of high technology specializing in research & development, manufacturing and sales of data communication products with service after sale integrated. Its business covers industrial control, safety prevention?monitoring, network integration and fiber-optical data communication etc. The company was set up in 2001, from then on, through constantly focusing on development of new technology and construction of enterprise visual image of professional service and high quality, its business has been developing from Shenzhen to big & middle cities such as Beijing, Shanghai, Nanjing, Tianjing, Wuhan, Shenyang, Xi?an etc.; and to provinces such as Guizhou, Guangxi, Shanxi and Gansu etc. even to more than 10 countries & territories such as Hong Kong, Taiwan, the U.S., Canada, Australia, Singapore and Japan etc. in several years. The series products of series communication and fiber-optical communication researched and developed by ourselves have been widely put into application of such fields as finance, post and telecommunications, public finance and tax, public security, railway, power and medical treatment etc. and praised by customers from all walks of life in society. Now, the product has been manufactured and put into market in scale.