The registration address of honglong mechanical science and technology ltd. Of jiangyang city is located at no. 8-1 of choung town road in jiangyang city, with the registration authority being the administrative approval board of jiangyang city, represented by the legal person mahun-jin and covered general projects: construction of hydraulic machinery and components; manufacture of specialized equipment for packaging; manufacture of special equipment for metallurgy; manufacture of general equipment (without special equipment); manufacture of specialized equipment (excluding licensed specialized equipment); manufacture of specialized equipment for environmental protection; construction of metal structures; sale of mechanical equipment (in addition to projects subject to legal authorization, operating autonomously on the basis of a licence)