- 2017The company is going to implement the new VI system. Approved by Shenzhen Stock Exchange, the full name of the company was changed to “UniTTEC Co., Ltd.” and the stock abbreviation of the company was changed to “UniTTEC”.
- 2016The company provided the self-developed BiTRACON model CBTC signal system for the “Signal Project of Line 4, Chongqing Metro”.
- 2015The company obtained the TÜV Rheinland Certification.
- 2015Approved by Shenzhen Stock Exchange, the full name of the company was changed to “United Science & Technology Co., Ltd.” and the stock abbreviation of the company was changed to “United”.
- 2012The company obtained the Lloyd’s International Certification.
- 2009The company changed its title to “United Mechanical & Electrical Co., Ltd.”; in July, the stock abbreviation of the company was changed to “United M & E”.
- 2009The company completed the reorganization and implementation of non-public issue of shares to purchase assets.
- 2006The company was approved to enter the rail transit industry by the National Development and Reform Commission, and undertook the first project of subway signal system for Line 1 of Shenyang Metro.
- 2003The company entered the environmental protection industry, undertaking the desulfurization project of Guangdong Shajiao C Power Station
- 1999Zhejiang Haina Science and Technology Co., Ltd was listed on Shenzhen Stock Exchange for trade, whose stock abbreviation was “Zheda Haina” with the stock code of 000925.
- 1970Zhejiang University Semiconductor Plant was established.