... be used for stewing ,slow cooking, warm-keeping, high pressure or low pressure boiling or frying.2. Non-stick coating, Non-Telfon, ... , marketing and after-sales service of electric kettles, high pressure cookers, rice cookers, soybean milk cookers and their stainless steel ... several departments, including R&D, Production, Sale and Service. OEM services are available in our factory. Please kindly send us ...