Is MCC Jiao Nai a state-owned enterprise or a central enterprise?

MCC Jiaonai's full name is MCC Jiaonai Engineering Technology Co., Ltd. As a state-owned enterprise and a state-level technological innovation demonstration enterprise, it has successively won the first prize 1 item, the second prize and the third prize 1 item, the metallurgical industry special prize1item, 95 metallurgical industry scientific and technological progress awards, and the national association excellent design award1item. I. Company Profile China Minmetals Group Co., Ltd. and China Metallurgical Science and Industry Group Co., Ltd. are holding subsidiaries, providing customers with whole-process solutions and life-cycle services for project planning, consulting, design, engineering supervision, complete sets of equipment, general contracting and technical services. Business scope involves coking chemistry, refractories, lime, automatic control, municipal engineering and environmental engineering. A series of technologies such as coking, refractories and environmental engineering with completely independent intellectual property rights. MCC Jiaonai has undertaken projects in 29 provinces, municipalities and autonomous regions, as well as Japan, Brazil, India, South Africa and other countries and regions. Up to now, MCC Jiaonai * * has successfully completed more than 200 design consulting projects 1000 and general contracting projects, creating "the world's first 6.78m tamping coke oven" and "China's first 4.3m, 5.5m top loading, 5.5m wide carbonization chamber tamping, 6m top loading, 6.25m tamping and 7m top loading". Second, the technical advantage 1 won the China Patent Gold Award 1 and the China Patent Excellence Award, and won the title of National Intellectual Property Demonstration Enterprise. 2. Won 2 technological invention awards from the group company. 3. Received Dalian patent 1 item and 3 technical invention awards. 4. There are more than 90 international, national, industrial, local and group standards. 5. There are 900 valid patents, including 230 invention patents, 668 utility model patents and 2 design patents. 6. 28 computer software copyright registrations. 7. More than 100 proprietary technologies with independent intellectual property rights were developed, and 13 were recognized by metallurgical industry associations, with 3 registered trademarks.