Qingdao Hengda Zhongcheng Technology Co., Ltd.
Since 1965，We are the leading manufacturer of Silane Coupling Agents
Since 1965, the Institute of Chemistry of the Chinese Academy of Sciences arranged the KH-550 to be produced at the Gai County Chemical Plant in Liaoning (the predecessor of Hengda).
In 1974, Hengda produced KH580, KH590
In 1974, Wu Guanli and Lu Kaijuan developed KH-580 and KH-590, which are γ-positions containing sulfhydryl groups, and handed them over to the Gai County Chemical Plant for production.
• 1982-HENGDA-E8133 MASS PRODUCTION ACHEIVES 10MT/YEAR
HENGDA-E8133 production was increasing every year, and achieved 10MT in 1982.
• 1992-TECHNICALS EXPERTS BRING MASS PRODUCTION OF SILANE COUPLING AGENTS.
In 1992, under the joint-stock transformation, we brought technical experts in silane coupling agents, and started mass production of silane coupling agents.
2000-GAIZHOU HENGDA CHEMICALS CO., LTD.
In October 2010, Gaixian Chemical Company was renamed Gaizhou Hengda Chemicals Co., Ltd, which is the earliest private high-tech enterprises specialize in silane coupling agents’ production, R&D and sales.
2001- EXPORT TO EUROPE
In 2001, Gaizhou Hengda Chemicals Co., Ltd. started exporting to Europe through trading companies.
• 2012-WEIFANG YUANFANG SILICONE TECHNOLOGY CO., LTD.
In August 2012, Weifang Yuanfang Silicone Technology Co., Ltd. was founded, mainly engaged in producing silicone intermediates.
2017-HENGDA GROUP, DEVELOP INTERNATIONAL MARKET
In November 2017, Gaizhou Hengda Chemicals Co., Ltd. and Weifang Yuanfang Silicone Technology Co., Ltd. were reorganized HENGDA GROUP, which formed a complete industry chain of producing silane coupling agents and enhancing enterprise power.
2017-QINGDAO HENGDA ZHONGCHENG TECHNOLOGY CO., LTD.
In December 2017, Qingdao Hengda Zhongcheng Technology Co., Ltd. was founded, which become R&D center and marketing center of HENGDA GROUP.