Desheng Neighborhood Committee, Ronggui Town, Shunde City, Foshan City, Guangdong Province. The Triangle brand trademark for the production of electric rice cookers has been approved and registered by the China Trademark Office. The registrant is "Guangzhou Qingchu Group Co., Ltd.", so its origin is in Guangzhou. Other triangle brands used on rice cookers are licensed and counterfeit. Guangzhou Rice Cooker Factory has been producing Triangle brand rice cookers for many years and has undergone three updates. In 1965, this factory pioneered the first-generation electric rice cooker with thermal bimetallic electromagnetic coil temperature control in the country.