Shandong Pengrun New Material Co. Ltd The company is located in Jiaxiang Chemical Industry Park, Jiaxiang County, Jining city, Shandong Province, zeng Zi's hometown. It is a high-tech enterprise with functional fine chemicals and organosilane coupling agent based on the r&d platform of Hangzhou Sloan Material Technology Co., Ltd. and Zhejiang University, integrating production, management and scientific research.