PREMIUMTM coating series features excellent initial non-stick performance, durability, superb scratch resistance and wear resistance, which makes up for the deficiencies of cookware coating in this area, and is a breakthrPREMIUMTM coating series features excellent initial non-stick performance, durability, superb scratch resistance and wear resistance, which makes up for the deficiencies of cookware coating in this area, and is a breakthrough in technology. As a high-performance non-stick coating product which contains Primer, its performance indexes all are superior to other coating products such as ceramic and PTFE. PREMIUM™ is developed for high-end customers who desire upmost performance.ough in technology. As a high-performance non-stick coating product which contains Primer, its performance indexes all are superior to other coating products such as ceramic and PTFE. PREMIUM™ is developed for high-end customers who desire upmost performance.