1987: On the predecessor of the shield, "the revitalization of Diankou Spring Factory" set up
1990: Zhuji City, the establishment of light industry machinery plant (1992 to enter the refrigeration accessories industry)
1995: Zhejiang Machinery Co., Ltd. set up a security shield
1998: Zhejiang shield Yasuzo yet Electrical Co., Ltd. was founded (in 2001 changed its name to an artificial environment in Zhejiang Shield Equipment Company Limited)
2001: the first investment by private enterprises, with the Hefei General Machinery Research Institute, Zhejiang University, Xi'an Jiaotong University, such as cooperation in the domestic first-class research institutes to form the authority of the central air-conditioning field of scientific research institutions - a shield set up an Institute of the central air-conditioning
2001: central air-conditioning company, was awarded "Zhejiang famous brand" title
2003: Zhejiang Shield Group Security Co., Ltd. was founded Seiko (security shield from Zhejiang Machinery Co., Ltd. changed its name)
2003: the establishment of provincial-level post-doctoral scientific research workstation
2004: Ministry of Science and Technology has been identified as the focus of the national Torch Program of new technology enterprises
2004: An environmental shield on June 16 in Shenzhen Stock Exchange to the public issuance of RMB 2,800 million shares of common stock; July 5 at the Shenzhen Stock Exchange
2006: controlled production of refrigeration components, was awarded the "national exemption product" title
2007: company controlled refrigeration components, was awarded the "China brand" the title of
2007: An environmental shield to shield an orientation Seiko Group shares, the purchase of the Seiko Group had assets of refrigeration industry business.
2008: Simon Shield trademark as "China Well-known Trademark"
2008: Shield an environment, "Forbes Asia" magazine's "best small and medium-sized listed companies"
2009: Shield an environment for China's first nuclear power plant production of nuclear grade chillers manufacturers