Quzhou Jianhuang Hang Pharmaceutical Co., Ltd. is located in the High-tech Industrial Park of Intelligent Manufacturing City, Quzhou City, Zhejiang Province. It was established in August 2006 with an investment of 20 million yuan by Zhejiang Jianhua Group. The company covers an area of 88 acres and has a building area of 60,000 square meters. It currently has 150 employees and is divided into a pharmaceutical division, a gas division, and an acetylene operation department.

The pharmaceutical division specializes in the research, production, and sales of N-vinylpyrrolidone (NVP) and its downstream polymer series products. The division has the capacity to produce 5,000 tons of N-vinylpyrrolidone and 5,000 tons of polyvinylpyrrolidone (PVP) products annually. It is one of the earliest enterprises in China to engage in the research, production, and export sales of NVP and PVP products. The company's polyvinylpyrrolidone products are widely used in pharmaceutical excipients, cosmetics, beer and wine, beverages, high-end coatings, and new energy dispersants, and are exported to more than 10 countries and regions in Europe, America, and Southeast Asia. The company has a sales branch in Shanghai. The company has been cooperating with research institutions such as Zhejiang University, Zhejiang University of Technology, and the Ningbo Institute of New Materials of the Chinese Academy of Sciences for many years, focusing on improving product quality, enriching product categories, expanding new application fields, and enhancing product market competitiveness. After years of development, the "JHNH" brand has accumulated a high level of reputation and popularity in the market.

The gas division is engaged in the production and sales of acetylene derivatives polymer materials. The division has a production capacity of 3,000 tons of acetylene annually. The company currently has a single-ethylene-vinyl ether production facility with an annual capacity of 10,000 tons, which has achieved stable production and sales. The products include 6,000 tons of diethylene glycol single-ethylene-vinyl ether per year, 2,000 tons of ethylene glycol single-ethylene-vinyl ether per year, and 2,000 tons of 4-hydroxybutyl single-ethylene-vinyl ether per year.

The acetylene operation department is mainly responsible for the filling and sales of high-purity acetylene. The company's high-purity acetylene is widely used in biomedicine raw materials, organic fine chemical synthesis, new energy material synthesis, and steel processing industries, and is an important supporting resource for related enterprises in the high-tech industrial park and its surrounding areas.

The company adheres to the corporate spirit of "Unity, Innovation, Professionalism, and Dedication", and follows the business philosophy of "High Quality, Sincere Service". It continuously strengthens its capacity building in terms of technology, market, and talent, and is committed to deep cooperation with customers to jointly create high-quality industry development.