Located in Jiangning Development zone of Nanjing Zhida Analytical Instrument Co., Ltd was found in July 2000 covering an area of 2.7 hectare. It boasts modern workshops, office buildings and staff rest areas. At present, there is 200 staffs in the company. As a high science and technology private enterprise greatly supported by the state, the company integrates scientific research, production and sales, and is engaged in producing and selling gas analytical instruments and industrial online gas analysis systems. The company passed the authentication of ISO9001:2000 Quality System in 2003. The present production concerns the area of cement, cocking, metallurgy, chemistry, electric power etc… Our products, since being put into the market, enjoy a good market for its transcendent among the same industry. Our company boasts a team of specialist of individual industry and system resolution specialists as the designers of their respective projects, among which three academicians of Chinese Academy of Science and leaders of various fields. We have developed a batch of Zhida patent products more advanced than international advanced technological level with our independent intellectual property. Besides, each patent has won scientific achievement award at the national level, and every year, many research projects can obtain the appropriate funds from the National Innovation Fund. And many staff of our company have been invited abroad many times for mutual technological exchange. Zhida sales team are required to treat every new and old customer with honesty, Zhida production and after-sales service teams are required to do everything with great responsibility, Zhida quality supervision team are required to strictly supervise the execution of ISO9001 Quality System in order to carry out quality consciousness into every operation step of the company, and Zhida oversea teams are required to connect technological and business exchange with various countries so as to share