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. ha superato la certificazione del sistema di qualità ISO-9001 nel 2018 e ha superato l'audit di valutazione dell'impatto ambientale. L'azienda dispone di un gruppo di professionisti impegnati nella gestione, nella produzione e nella ricerca e sviluppo di prodotti chimici. L'azienda segue rigorosamente le norme ISO9001, ISO14001, GB/T-28001 È necessario supervisionare, controllare e gestire tutti gli aspetti della produzione per raggiungere la perfetta combinazione di responsabilità sociale, salute dei dipendenti, protezione ambientale e qualità del prodotto.
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'azienda aderisce al principio "prima la reputazione, poi la qualità" e segue la concezione di "integrità, pragmatismo, innovazione e alta efficienza". Allo stesso tempo, siamo disposti a condividere i vantaggi reciproci e a stabilire una relazione commerciale win-win a lungo termine con i nostri clienti in tutto il mondo.