This product has excellent stabilizing effects on PVC, and has multiple functions such as coupling, toughening, and improving processability. It can completely replace traditional lead, tin, barium, cadmium, and zinc based stabilizers. This product promotes the development of the PVC processing industry towards high-efficiency and environmental protection, improves the processing technology level and production efficiency of the industry, reduces production costs, improves product performance, and added value, thereby promoting the economic growth of the industry, Moreover, this product conforms to the international trend of vigorously developing non-toxic stabilizer products, and has far-reaching significance for protecting human health and the ecological environment.