2. The first portable temperature calibrator in China.
3. The intelligent pressure controller was developed for the first time, and related articles were published in Metrology in 2002.
4. In 2004, it passed the Beijing high-tech enterprise certification.
5. Since 2004, he has participated in drafting the verification regulation of JJG875-2005 digital pressure gauge.
6. In 2005, participated in drafting the verification regulation of JJG 160-2007 standard platinum resistance thermometer.
7. In 2005, two scientific and technical personnel of the company were employed as members of the National Technical Committee for Pressure Measurement, the National Technical Committee for Temperature Measurement and the National Technical Committee for Standardization of Industrial Process Measurement and Control, respectively, responsible for the compilation, revision and review of national pressure and temperature-related laws, standards and industrial online calibration methods.
8. In 2005, China established a leading position in the field of pressure and temperature.
9. In 2006, two scientific and technical personnel of the company became members of the National Standards Committee and participated in drafting JB/T 3792-2006 digital pressure gauge and JB/T 599-2005 pressure gauge calibrator.
10 and the precision digital pressure gauge and intelligent pressure calibrator produced in 2006 passed the EU CE certification (so far the first and only company in the field of pressure calibration in China) and explosion-proof certification.
11.In 2007, the company was certified as an export enterprise and exported to Europe, America and Asia.
12 and in 2008, Const laboratory was established in cooperation with Ji Liang university in China.
13, in 2008, the company successfully listed on the New Third Board.
14 and in 2009, ConST3 1X series process calibrators with international technical level were released in China International Exhibition Center.
15 and 20 1 1 year, the world's first on-site automatic pressure calibrator Const 8 1 1 was grandly released in China National Convention Center.