Longchang chemical Co., Ltd. was established in 1996 and is located on the south side of 309 National Road, Shibu Economic Development Zone, Changyi City, Weifang. In October 2003, it was restructured from Changyi Longchang Paohua Soda Plant to establish Longchang Biochemical Co., Ltd. The company has existing assets of 8 million yuan and the plant area Covers an area of 11,000 square meters, the company has a group of professionals engaged in chemical management, production, research and development, with 10 high-tech and high-quality management personnel, 126 employees, of which the proportion of technical personnel accounted for 30%, set up production Department, Quality Inspection Department, Transportation Department, R&D Department, Purchasing Department, Finance Department.
Longchang chemical Co., Ltd. a obtenu la certification du système de qualité ISO-9001 en 2018 et a passé l'audit d'évaluation de l'impact sur l'environnement. La société dispose d'un groupe de professionnels engagés dans la gestion chimique, la production et la recherche et le développement. La société suit strictement les normes ISO9001, ISO14001, GB/T-28001 Il est nécessaire de superviser, de contrôler et d'exploiter tous les aspects de la production afin de parvenir à la combinaison parfaite de la responsabilité sociale, de la santé des employés, de la protection de l'environnement et de la qualité des produits.
Our company has carried out relatively close cooperation with the School of Chemistry and Molecular Engineering of Peking University and Qilu University of Technology, so that the company is constantly developing new products, from the initial sodium silicate to the subsequent main products and by-products of petroleum resin series. In 2015, the company introduced many talents and opened a new laboratory, making a major breakthrough in Photoinitiators, photopolymerizable monomers, fluorinated monomers, UV oligomers and Light curing products. Our company’s products and comprehensive technical capabilities make us a leading enterprise in the chemical industry.
At the end of 2019, in order to take off further, the company began to form the Ministry of Foreign Trade and Network Operations to enter foreign markets. At the end of 2024, our company established a branch office in Jinan, Shandong Province: Shandong Changhong Chemical Co. Ltd.
At the end of 2024, we will use photoinitiators, photopolymerizable monomers, and UV oligomers to conduct downstream research and develop and produce HEMA-free UV Gel polish gel under our own brand name: CHROMÉCLAIR
L'entreprise adhère au principe "la réputation d'abord, la qualité ensuite" et suit la conception "intégrité, pragmatisme, innovation et haute efficacité". En même temps, nous sommes prêts à partager les avantages mutuels et à établir des relations commerciales gagnant-gagnant à long terme avec nos clients dans le monde entier.