JIYI is a leading manufacturer of polymer and oil anti-aging additives, offering technical services and solutions. Trusted by major companies like Sinopec, PetroChina, and CHN ENERGY, JIYI operates production bases in Jiangsu and Beijing with large annual capacities. Committed to innovation, quality (ISO9001, ISO45001, ISO14001), and sustainability, we provide cost-effective, integrated anti-aging products and solutions, making JIYI a reliable partner for diverse industries.