The registration address of xu zhengxi engineering machinery ltd. Is located in group 12, group 12, in the copper mountain district of xuzhou city, with the registration authority of the administrative board of the copper mountain region of xuzhou city and the legal representative of zhang pepei, and includes construction machinery, mine machinery equipment and accessories, steel structure processing, sale, construction materials and hardware distribution. (projects subject to legal approval may not operate without the approval of the relevant department)