Weifang Tongrun Chemical Co., Ltd. was established in 2006. It is a production-oriented enterprise with independent research and development capabilities and is recognized as a high-tech enterprise. The factory is located in Changyi Binhai (Xiaying) Economic Development Zone, Weifang City, Shandong Province, China, within a specialized provincial-level chemical industrial park.

The company currently has over 130 employees. Our company covers an area of 85,000 square meters. We have obtained ISO9001 system certification. The factory has an annual production capacity of over 3,000 tons of phenolic and quinone series products, as well as other supporting inorganic salt products.

We specialize in producing two main series of products: phenols and quinones. These include p-benzoquinone; 1,4-naphthoquinone, o-methylhydroquinone, hydroquinone, 2,3,5-trimethylhydroquinone (TMHQ), manganese carbonate, manganese chloride, ammonium sulfate, and a total of 20 products.

Our products are mainly used in the following fields:

Pharmaceutical intermediates, pesticide intermediates, unsaturated resin inhibitors, electronic packaging materials, agricultural fertilizer manufacturing, and other industries.

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