The registration address of tianjin fire and fire technology ltd. Is located in zhong jie building, eastern district of tianjin city, and is the market supervision authority of the eastern district of tianjin city, with legal representatives li jin, and covers general projects: technical services, technical development, technical advice, technical exchange, technology transfer, technical promotion; fire technology services; sale of security equipment; sale of internet (other than goods for which a permit is required for sale); sale of outdoors; sale of water rescue equipment; sale of rubber products; sale of mechanical and electrical equipment; sale of underwater systems and operational equipment; network technical services; information technology consultancy services; sale of special labour protection items; sale of medical equipment type i; retail sales of protective supplies for medical personnel; emergency rescue services; retail sale of clothing; sale of wind machines and fans; sale of labour protection supplies; sale of communications equipment; sale of lighting equipment; sale of light electronics; retailing of motorcycles and spare parts; and development of motorcycles and spare parts. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)