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  • About Us

  • 2011-2015
  • 2006-2010
  • 2001-2005
  • 1995-2000
  • 2011-2015 Year
    2012

    In May, acquired the patent of “manufacturing method of modified aryl-alkyl to replace salicylic acid resin polyvalent metal salt”.

    2013

    In March, acquired the patent of “a color developer specially used for membrane transfer machine inside coating and its manufacturing method”.

    2014

    In February, high colloid stability sulfurized calcium alkyl phenolate product from Ruifeng passed the province technology appraisal, acquired Xinxiang city science and technology progress second prize.

    In April, passed the OHSAS18001:2011 occupational health and safety management system certification.

    In July, acquired again (first acquired in 2003) the quality environmental management system certification.


    2006-2010 Year
    2006

    In May, the synthesis technology of sulfurized calcium alkyl phenolate passed Henan province technology appraisal, acquired Xinxiang city science and technology progress first prize.

    In August, declared the patent of “manufacturing method of one aryl-alkyl to replace hydroxybenzoic acid resin polyvalent metal salt”, and acquired the patent.


    2009

    Ruida trademark became registered trademark.


    2010

    In November, acquired the title of China Quality Credit Enterprise.

    In December, acquired the related Europe patent.

    2001-2005 Year
    2002

    Passed the ISO9001 quality management system and ISO14001 environmental management system certification.

    2003

    Up to now, Henan province high-tech enterprise.

    In June, the resin color developer project won the Henan province science and technology progress first prize.


    2004

    Resin color developer project was recommended to participate in evaluating and selecting of state technological invention award by technology department of Henan province.


    2005

    In March, Resin color developer project was recommended to participate in evaluating and selecting of state technological invention award by technology department of Henan province.

    Ruida brand US trademark was registered successfully.


    1995-2000 Year
    1996

    Declared the patent of “manufacturing method of using bentonite to produce carclazyte type color developer specially used for carbonless copy paper”, acquired the patent in 2000.


    1997

    Declared the patent (color developer) of “modified phenol formaldehyde resin and carboxylic acid metal salts graft copolymer”, acquired the patent in 2000.

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