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About us History Concept Honor Appearance


  • In April 2023
    The company's "annual output of 100,000 tons of ionic membrane chlor-alkali relocation, upgrading and supporting construction project" officially started trial production.
  • In December 2022
    The company's fine chemical new material production construction project "annual output of 5000 tons of 2-ethylanthraquinone production line" officially entered the trial production stage.
  • In November 2022
    Lao Hengguang sodium magnesium Technology sole proprietorship Co., Ltd. was established. The company expanded further overseas.
  • In September 2022
    Hk $100 million was invested to establish Hong Kong Hengguang New Energy Chemical Materials Co., LTD.

  • On November 18, 2021
    The company is listed on GEM of Shenzhen Stock Exchange, stock code: 301118.SZ.
  • In 2018
    Our company's new fine chemicals products aminosulfonic acid, calcium-aluminium hydrotalcite, cysteamine have been put into production.
  • In April 2017
    It means our company's business expand to  the field of fine chemical industry when  Hengyang Fenglian Fine Chemical Co.,  established.
  • In August 2016
    Our company has acquired the qualification of hazardous waste disposal That means  our business expanded to the field of environmental protection services.
  • On November 18, 2014
    Hunan Hengguang Technology Co., listed in New OTC Market with the stock code of 831359
  • In June 2014
    It means our business expands to the field of new semiconductor materials when Hengyang Henglong High Purity Semiconductor Material Co., Ltd.
  • Between 2011 and 2014
    Hunan Hengguang Technology Co.,Ltd.increased its capital and shares to 80 million yuan.
  • In May 2011

    Joint-stock system reform,officially changed its name to Hunan Hengguang Technology Co.,Ltd

  • Between 2009 and 2011
    Our company introduces external strategic investors such as Xiangjiang Industrial Investment Co., Ltd., Hunan Trust Co., Ltd. , Hualing Tianjin Shirt, Hunan Hualing Jinshan Investment Management Co., Ltd. etc.
  • In July 2009
    Hunan Hengguang Chemical Co., Ltd.'s 300,000 tons pyrite sulphuric acid production line put into operation
  • On December 8, 2008
    Hunan Hengguang Technology Co.,Ltd. is established