The registered address of the porto city phong environmental equipment company limited is at dong qong village, poi city, poizhou city, hebei province. The registration body is the market supervision authority of the porto city, represented by a legal person, and includes air exhaust cleaners, dust removal equipment and accessories, detonators, pipe parts development, production and sale; engineering installation and maintenance** (projects subject to approval by the law, may only operate with the approval of the relevant department)