About Us
  • 1999

    The founders of the company, Zeng Weichu, Lu Wuxia, and Yang Xiaoying, borrowed 20000 yuan to establish Zhuzhou Hongda Polymer Materials Co., Ltd.

  • 2002

    The company has introduced its first nylon rod production line and successfully mass-produced it.

  • 2004

    By acquiring Zhuzhou Jinshan Plastic Co., Ltd. (formerly founded by the core technical team of Zhuzhou Plastic Factory), we have introduced two experts who are pioneers in the field of meltable plastics in China and enjoy special allowances from the State Council.

  • 2005

    The "PFA heater" used in the production of silicon steel sheets has achieved localization for the first time.
    has achieved the overall localization of the wet acid production core equipment "acid condenser" for the first time.

  • 2008

    Successfully developed the first PVDF (1000mm * 2000mm) molded plate.

  • 2013

    The company has established a special sealing research and development center in Shanghai.

  • 2015

    Independently developed lightweight composite flooring has been successfully installed for the first time in the rail transit industry (Dahanyang, Hubei).

  • 2016

    The company has independently developed its first fully automatic extrusion production line for 1500mm wide PVDF sheets, which has been successfully put into mass production.
    has successfully developed ABS central pipes for water treatment that meet international standards, breaking foreign monopolies.

  • 2017

    Lightweight composite materials have been listed as one of the 100 key projects in Hunan's manufacturing powerhouse province.
    Company has successfully developed world-class energy storage sealing rings, also known as "plug seals" and other high-end sealing products.

  • 2018

    company successfully extruded the first PCTFE rod, breaking the 30-year monopoly of foreign countries and becoming one of the few companies in the world with the core technology of PCTFE continuous extrusion rod.
    The industry standard for polyvinylidene fluoride (PVDF) board, in which the company participated, has been approved.

  • 2019

    The first wet acid production EPC general contracting project of company has been successfully put into operation in Yunnan Coal Chemical Group, and multiple indicators have reached and exceeded the design standards, successfully achieving the overall localization substitution of WSA wet acid production technology (equipment, process, construction, operation).

  • 2020

    The acid mist control unit (MCU) independently developed, designed, and manufactured by the company has been fully localized and successfully applied in engineering, and has passed the owner's acceptance in one go.

  • 2021

    The PVDF board of company has been awarded the title of "National Patent Intensive Product".

  • 2022

    Company has been awarded the titles of National Specialized, Refined, Unique and New "Little Giant" Enterprise and "National Intellectual Property Advantage Enterprise".
    Company has been awarded the "Hunan Special Engineering Plastic Engineering Technology Research Center" and "Hunan Enterprise Technology Center".

  • 2023

    ○ The company led the drafting and development of the "PCTFE Rod" standard, which was approved.
    Company has been awarded the "Outstanding Contribution Enterprise" in China's fluoroplastic processing industry, and Mr. Zeng Weichu, the Chairman, has been honored with the "Outstanding Contribution Award".

  • 2024

    The company's PCTFE products have won the "National Manufacturing Industry Single Champion" award.