The registration address of henan wave water treatment equipment ltd. Is located in room 8106-8107, building 4, no. 1, science development area, high new technologies industry development area, chengzhou city, henan province; the market supervision authority of the high technology industry development area, zhengzhou city, with legal representation for general projects: sale of specialized equipment for environmental protection; sale of machinery equipment; sale of pumps and vacuum equipment; sale of recreational equipment for ordinary open-air playgrounds; sale of equipment for diving rescue; sale of metal materials; sewage treatment and recycling; development of smart water systems; installation of general machinery; retail sale of gold products; sale of sanitary ceramics; sale of architectural materials; outsourcing of engineering services; supply of engineering services; supply of engineering services; supply of engineering services; supply of equipment for the sale of electrical equipment for the sale of water and equipment; supply of electrical equipment for the sale of liquids and electrical equipment; supply of electrical equipment for the sale of electrical products; supply of electrical equipment for the sale of liquids and electrical equipment; supply of equipment for the sale of electrical equipment; and supply of equipment for the sale of electrical equipment and electrical equipment; supply for the sale of electrical equipment; and