Technology is our core competitiveness, and formula technology is the core of PVC auxiliary technology. There are many kinds of auxiliaries that can be in the PVC processing process, and different auxiliaries play different roles. How to achieve the best combination of various auxiliaries in the products provided to customers the key of our R&D. To this end, we have established an auxiliary raw material center, scientifically verifying and studying all auxiliary materials and their interactions, and many innovative formula technologies. At the same time, with the rapid development of China's polymer technology and products, some new materials and new technologies are constantly emerging. study them and apply the relevant products or technologies to our products, so as to continuously improve the performance of our products and make our products more cost-competitive. company now has more than twenty national invention patents, forming a unique core technology of environmental protection stabilizer, so that the company is always at the forefront of stabilizer.