Yancheng Longshen Chemical Co., Ltd. , established in 1991, specializes in the R&D and production of brominated/chlorinated alkanes, hydroxy acid esters, aromatic hydrocarbons, halogenated amines, and other fine chemical intermediates. As a key domestic manufacturer of brominated organic compounds, the company has more than 30 years of industry experience.

Our products are widely used in pharmaceuticals, agrochemicals, flavors and fragrances, dyes, UV absorbers, surfactants, electronic chemicals, new energy materials, and high-performance polymer modification. We provide reliable, high-purity intermediates to global customers across diverse industries.

Headquartered in Yancheng, Jiangsu, Longshen has also established a wholly owned subsidiary—Hebi Higer Longshen New Materials Co., Ltd.—in Hebi, Henan. The new plant covers approx. 250,000 square meters with a total investment of approx. USD 150 million, and is expected to reach an annual capacity of 50,000 tons. The project will further strengthen our production and global delivery capabilities, while establishing a smart and environmentally friendly fine chemical manufacturing platform.

Longshen maintains long-term strategic partnerships with several leading international pharmaceutical and chemical enterprises. Our products are exported to Europe, the US, Japan, Korea, India, Taiwan, and Southeast Asia. The company operates under ISO 9001 and ISO 14001 quality systems, with selected products registered under REACH and certified by SEDEX. Equipped with advanced analytical instruments—such as gas chromatographs, Karl Fischer moisture analyzers, and spectrophotometers—we ensure full-process traceability and strict quality release for every batch.

We are committed to delivering high-quality products, professional service, and competitive pricing, and to being a trustworthy long-term partner in the fine chemical industry.