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      Recently, the production units for the 4th N-methylpyrrolidone (NMP) of 20,000 tons / year, the α-pyrrolidone (α-P) of 10,000 tons / year and the supporting γ- butyrolactone ester (GBL) of 60,000 tons / year of Shandong Qingyun Changxin Chemical were successfully completed. Thus, after the construction lasting for six years and in four phases, Changxin Chemical has made the annual capacity of NMP series products break through 100,000 tons [including 110,000 tons of GBL (80,000 tons for self-use), 70,000 tons for NMP and 10,000 tons for α-P], thereby laying a solid foundation for Changxin to better serve the development of relevant industries.
      Changxin Chemical always adheres to the synchronous propulsion of market development and engineering construction, thereby making production and management truly realize successful leap. The NMP project of Changxin Chemical is entirely developed and designed by itself, and is with mature production technologies, complete testing equipment, dust-free filling equipment, advanced DCS monitoring and strict quality control system. The improved processes of Phase IVdevices can even enhance product indicators, further ensure superior quality of Changxin brand, and make product technical advantages and cost advantages more competitive.
      Changxin Chemical owns a specialized marketing team and fast and efficient logistic distribution system, adheres to the "service-oriented and sincere" marketing idea, treats every customer in good faith, and seeks mutual promotion and common development with customers. GBL / NMP and other products of Changxin Chemical have successively passed TS16949, ROHS, REACH as well as other domestic and international certification. With a sound sales network, excellent product quality and good corporate reputation, Changxin products have penetrated throughout China as well as many countries and regions worldwide spreading in Asia, Americas, Europe, Australia, Middle East, Southeast Asia, etc. like Japan, Korea and Taiwan.
       From 2012, Changxin Chemical was listed to the directory of the key enterprises with the most potentials for development by Dezhou Government, and was reputed as the city- and county-level advanced safe production enterprise in consecutive years and a high-tech enterprise in Shandong Province. Changxin Chemical has been always taking "scientific development concept" for the lead, and striving to achieve comprehensive, coordinated and sustainable development. Currently, Changxin Chemical has successfully completed group formation, the newly formed Synmiway Group will keep a foothold on technological innovation, highlight structural adjustment, expand the scale of main industry and promote industrial upgrading, thus creating Synmiway Group into a new chemical materials enterprise group with highly industry chain integration, more industrial characteristics and competitive advantages, providing customers with quality products and professional services, as well as contributing to promoting the development of related industries and local economy.