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About us
  • 1955

    The Fifth Research Institute of Electronics of the Ministry of Industry and Information Technology was established, which started the earliest reliability research in China.

  • 1959

    The first batch of environmental equipment in China has been successfully developed.

  • 1963

    High precision heating chamber have been successfully developed and mass-produced.

  • 1995

    The establishment of a Sino-Japanese joint venture - "Guangzhou Espec Environmental Equipment Co., LTD.

  • 2000

    26m³ temperature and humidity highly comprehensive test room developed successfully.

  • 2002

    The first set of China's largest combined, multifunctional comprehensive environmental experiment system has been successfully manufactured (40m³ three comprehensive test room).

  • 2003

    The company's annual sales exceeded 100 million (CNY) for the first time.

  • 2012

    The Fifth Electronics Research Institute of the Ministry of Industry and Information Technology acquired a 50% stake in Guangzhou Espec Environmental Equipment Co., LTD.In 2013, Guangzhou-GWS Environmental Equipment Co., Ltd. was established and new brand "GWS" was used.

  • 2014

    The 600m³ large Drive-in multifunctional environmental test room has been developed successfully .

  • 2016

    The first of large volume rapid depressurization, explosion decompression and low-pressure test equipment successfully developed.

  • 2017

    The annual value of the company exceeds 200 million (CNY).

  • 2018

    The temperature test chamber with turntable was successfully developed.

  • 2021

    Guangzhou-GWS (Zengcheng) manufacturing facility was established.The annual value exceeds 400 million (CNY).

  • 2022

    GWS Test Instrument (Suzhou) Co., LTD was established.

  •  

    To be continued.

Guangzhou-GWS Environmental Equipment Co., LTD. (referred to as "Guangwusuo Company") is a wholly owned high-tech enterprise under the Fifth Electronic Research Institute of the Ministry of Industry and Information Technology. It has been focusing on the research and development, production, sales and service of reliability and environmental reliability test instruments and equipment.

One of the earliest manufacturers engaged in the development of environmental testing instruments and equipment in China, the older generation of experts as early as 1958 developed the first batch of domestic hot chamber, sea fog chamber, and industrial gas chamber.

From 1995 to 2012, we were joint ventures and cooperation with foreign enterprises for 17 years.

In November 2012, the company bought back 50% of the shares of the joint venture, changed its name to "Guangzhou-GWS", and launched the brand new "GWS".