Anyway, the name of the genuine Smith is: AO Smith; the company was established in the United States in 1874 and has a history of 130 years. It is a company listed on the New York Stock Exchange (code AOS). In 1936, it entered the field of water heater production. In 2006, the company's global turnover was US$2.16 billion, with nearly 17,000 employees worldwide, and currently has 42 factories in 8 countries around the world. A.O. Smith water heaters have won the favor of many consumers with their excellent quality and perfect service, and are widely used in chain stores such as McDonald's and KFC around the world. ?The trademark is: