Development of blue light：
1988 Began producing compressor valves；
May 1992 Renamed“Blue light micro-mechanical plant”；
1993 The main business of fixed reed valve production and sales；
1994 Year production and sales of more than one million valves；
1996 Start valve outlet；
June 2000 By the state-owned enterprises into joint-stock companies；
August 2001 Passed the ISO9001 quality management system certification；
2002 Year production and sales of valves more than 1 million pieces；
2009 Year production and sales of valves over 100 million 20 million pieces；
2010 SMEs in China will be on home named "2010 China growth of SMEs 100 companies”