Shandong Qingyun ChangXin Technology Co.,Ltd. is a large-scale chemical entity enterprise specializing in manufacturing and operating 1-Methyl-2-pyrrolidinone (NMP) and纬-butyrolactone (GBL) series.

Equipped with the combination unit of 10,000 T/A of纬-butyrolactone and 10,000 T/A of 1-Methyl-2-pyrrolidinone, we now are the biggest and most leading hi-tech manufacturer of GBL and NMP in China, with the lowest cost and best quality; we are the up-rising star in this trade. Now, our products are widely used in the production of PCB printed circuit board and TFT-LCD liquid crystal material, the cleaning of IC semiconductor, or used as top-grade and environment-friendly solvent in lithium ion battery industry, electronic insulating materials, top-grade coating, drug, pesticide, dyes, sparingly soluble engineering plastic and refining of petrochemical industry, etc.

Located in Qingyun County Economic Development Park in Dezhou, Shandong province, we enjoy goo location: as a key transport hub connecting South China, North China, Northeast China, Beijing and Tianjin, Qingyun is the joint place of two provinces (Shandong and Hebei), three cities (Binzhou, Dezhou and Cangzhou) and five counties; it is close to Jinan, Beijing and Tianjin, and is only 50 km to Bohai Sea Gulf, 80 km to Huanghua port, 400 km to Qingdao harbor, 150 km to Jinan, 180 km to Tianjin, 300 km to Beijing and 110 km to Dezhou. There is Debin expressway to connect with Jincan expressway, Jinghu expressway, Jingfu expressway, Jingjintang expressway and Jiqing expressway, and our main highways is connected to national highway 205, province highway 315 and 246, thus our company enjoys convenient transportation and well developed physical distributing system, which ensures our ability to offer customers timely and efficient services.

Up to now, we have got the certificates of ISO9001, ISO14001 and SGS (RoHS, New Restricted Substance and non-halogen). As to Reach Registration, we are now in the stage of SIEF. Because of manufacturing characteristics of products, we adopt DCS to supervise and control all procedures of production, which provides a strong guarantee for the consistency of the process, performance of products, security of production and reduction of cost. Devoting to establishing a good brand figure and improving competence of products continuously, we are working hard to expand business and develop more specialized products. With excellent quality and excellent services, we aim to be a leading supplier in this trade. Our company looks forward to cooperating with enterprises and companies all around the world for mutual benefits and bright future.