The registration address of the company is located in the village of hahua, yongfung road office, yunchou city, with the registration authority being the market supervision authority, with the legal representative of zhang junjie, and is based on general projects: construction of metal doors and windows; manufacturing of doors and windows; sale of metal products; installation of indoor wooden doors and windows. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)