The registration address of anhui yong fong smart technology ltd. Is located in 26 706 rooms in the quanan district of anhui city and in the sun 1911 business centre in anhui province, with the registration authority being the market supervision authority of the city of six an, with legal representatives representing chu shui, and covering general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; ovens, furnaces and electric furnaces; sales of ovens, furnaces and electric furnaces; production of fire-resistant materials; sale of electrical appliances for domestic use; sale of fire-resistant materials; manufacture of general-purpose equipment (excluding special equipment); chemical cleaning of boilers; manufacture of specialized equipment for the production of oil and chemical products; manufacture of specialized machinery for the production of building materials; manufacture of household appliances; and repair of general-purpose equipment (in addition to authorized business, self-employed projects that are not prohibited or restricted by law)