What about China Seven Metallurgical?

China Nonferrous Seventh Metallurgical Construction Company base is located in Baiyun District, Guiyang City, Guizhou Province, is subordinate to the jurisdiction of the Guizhou Provincial State-owned Assets Supervision and Administration Commission of the large-scale construction and installation of construction enterprises (referred to as the seven Metallurgical), with the smelting project, housing and building construction, highway engineering, municipal utility engineering, electromechanical installation project construction general contracting qualification of the first level, the chemical and petroleum engineering construction general contracting qualification of the second level, the electric power facility installation, test second level qualification; Grade II earthwork engineering, steel structure engineering professional contracting class I qualification, furnace engineering, power transmission and transformation engineering, precast concrete components professional contracting class II qualification, can be contracted overseas metallurgy, non-ferrous engineering and the domestic international bidding projects as well as the export qualification of the equipment and materials required for the above overseas projects, with the approval of the Ministry of Foreign Trade and Economic Cooperation of the State foreign contracting labor service right to operate. It is qualified to install steam boilers with pressure ≤ 9.82Mpa and evaporation capacity ≤ 410t/h, and is qualified to manufacture AR2, BR1, and first, second and third type pressure vessels. The registered capital is one hundred and fifty million yuan.

The company has 4,760 employees, engineering, technology and all kinds of management personnel***1736 people, of which: 53 people with senior technical titles, 505 intermediate technical titles, 590 junior technical titles; 23 senior worker technicians, 178 worker technicians; 65 first-class project managers, 75 second-class project managers, 92 third-class project managers. The number of project managers of the third level is 92. The company has 2,027 sets of various types of its own machinery and equipment, with a total power of 34,000 kilowatts. The total assets of the company amount to 531.53 million yuan. Every year, the company can complete the construction and installation of the gross construction product of more than 1 billion yuan.

The company consists of a construction engineering company, a furnace construction engineering company, a mechanization engineering company, a comprehensive installation engineering company, a technical industrial company, an industrial development company, a pressure apparatus factory and a seven-metallurgical Guizhou Bosheng Construction and Installation Engineering Co. It is equipped with a concrete component factory with an annual production capacity of 20,000 cubic meters and a non-standard equipment and metal structure parts processing factory with an annual production capacity of 20,000 tons. There are corresponding organizations to undertake engineering design and construction science research and testing. There is a supply office for equipment and material supply, a special train line to the company base and corresponding storage facilities. The company is the second level of measurement and certification units.

Since its formation in October 1958, Seven Metallurgy has participated in the construction of eight major iron and steel plants across the country. In the construction of aluminum industry projects, but also outstanding achievements, has undertaken or participated in the construction of Fushun Aluminum Plant, Zhengzhou Aluminum Plant, Guizhou Aluminum Plant, Zunyi Aluminum Plant, Guangxi Pingguo Aluminum Plant, Sichuan Wuzhou Electrolytic Aluminum Plant, Qingtongxia Aluminum Plant, Hubei Happy Aluminum Plant, Hubei Danjiang Aluminum Plant, Luoyang Xin'an Aluminum Plant, Chongqing and the positive "331" Aluminum Plant, Yunnan Aluminum Plant, Henan Xinwang Aluminum Plant and Mianchi Aluminum Plant, Lanzhou Aluminum Plant, Zhejiang Lanxi Smelting Plant, Henan Jiaozuo Aluminum Plant, Xin Guangxing Aluminum Plant, Jilin Panbai Aluminum Plant, Sichuan Qixing Meishan Aluminum Plant, Sichuan Qixing Guangyuan Aluminum Plant, Fujian Nanping Aluminum Plant, Guangxi Baise Aluminum Plant, Hunan Chuangyuan Aluminum Plant, Shandong Yankuang Nantun Aluminum Plant, Shandong Weiqiao Aluminum Plant, Henan Shenhuo, Dongfangxie Baotou Aluminum Plant, Henan Dengfeng Faxiang Aluminum, Henan Zhongfu Aluminum Plant, Zhejiang Huanneng Aluminum Plant, Henan Zhongfu Aluminum Plant. Aluminum Plant, Zhejiang Huaneng Aluminum, Chongqing Nanchuan Alumina Plant, Guizhou Kaili Alumina Plant, and a large number of aluminum plant construction. In the construction of these projects, the electrolytic tanks built are 55KA, 60KA, 70KA, 80KA, 114KA, 125KA, 160KA, 186KA, 200KA, 230KA, 240KA, 280KA, 300KA, 320KA, 350KA, and the tanks of 160KA or above constructed by the company accounted for more than 30% of the total number of all the large-scale tanks of electrolytic aluminum in China. More than 30% of all large-scale aluminum electrolysis tanks in China are constructed with 160KA or above, thus the company has accumulated rich experience in the construction of various types of electrolysis tanks, and at the same time, it has relevant professional technology and equipment for the production and installation of electrolysis tanks. All kinds of advanced mechanical and electrical equipments and instruments imported from the United States, Japan, France, Italy, Switzerland and other countries installed and commissioned by the company have been successfully commissioned and put into operation smoothly, which is highly appreciated by foreign experts, who commented that the company has "reached the first-class level in the world" in some professional and technical fields.

The company is not only unique in the aluminum industry construction, in other industrial and civil construction, but also outstanding achievements, independent contractors and participated in the construction of many large and medium-sized projects. Mainly completed are Shanghai nonferrous metal processing plant, Wenzhou smelting plant, Zunyi ferroalloy plant, Zunyi titanium plant, Guizhou fertilizer plant, Kaiyang phosphorus mine Xifeng heavy calcium plant, Guiluminium thermal power plant, Guiluminium 220,000-volt high-voltage substation, Shuihan Steel 50-hole large volume coke ovens, the seventh wheel plant in Guizhou, Guizhou's third wheel plant, Yangguan brown corundum plant, Guiyang refractory factory, Guiyang Cement Factory, Guiyang Jiahe Garden Building (28-storey), Hongfu Company Guiyang Comprehensive Building (24-storey), Shanghai Children's Hospital Staff Residential Building (18-storey), Shanghai Free Trade Zone Production Materials Second Trading Market, Qingdao Xicheng Asia Hotel, Shandong Heze Trade Building, Guangxi Guilin Hongye Libin Commercial and Residential Complex Building, Zizhuyuan Seven Star Garden, Guizhou Chitianhua Science and Technology Incubation Center, Guizhou Provincial Party Committee Organization Department Training Center, and the Library and Information Building Project of Guiyang Jinzhu University, Guizhou Trade Building Project (22-story double tower), 145-meter chimney project of Shuicheng Iron and Steel Company, Bihai Garden Project of Guiyang Jinyang New District, Guizhou Moutai Winery Reservoir Project, Guiyang Gas Transmission and Distribution Project, Guiyang-Huangguoshu and Guiyang-Zunyi High-level Highway, and urnfu Mining and Fertilizer Base Mining, Highway, and Heavy Calcium Plant and other engineering and construction projects.

Overseas, the company has participated in and independently constructed Iraqi sewage treatment plant, 132kV underground cable, Kuwaiti national defense project, 3A cement plant in Myanmar, copper plant in Vietnam, nickel and cobalt purification plant in Albania, export of Iranian electrolyzer equipment, and electrolytic aluminum plant project in India.

The construction of the above projects has won the trust and praise of customers both at home and abroad with its excellent quality and high level of management, among which the Wuzhou Aluminum Plant was awarded the Luban Prize, the highest national award, the Jiaozuo Wanfang Aluminum 280KA Electrolysis Demonstration Project was awarded the National Silver Prize, and the urnfu Mining Project, the Pingguo Aluminum Plant, the Electrolysis Workshop and the Guilian Aluminum Electrolysis Plant were awarded the National Silver Prize. Electrolysis Workshop, Guangxi Pingguo Aluminum Plant, Guilan Aluminum Boiling Roaster and its Welding Project, Guilan Aluminum First Electrolysis Technological Improvement and its Feeder Rectification Project, Jiaozuo Wanfang Aluminum 280KA Electrolysis Demonstration Project, Qingtongxia Aluminum Plant Third Phase Electrolysis Project, Qingtongxia Aluminum Plant Third Phase 220KV General Descending System, Lanzhou Aluminum Plant Electrolysis Project and Silicon Rectification Project, Lanzhou Aluminum Plant Electrolysis Workshop and Flue Gas Purification System, Guilan Aluminum High-Pressure Dissolution Dilution Project, Guilan Aluminum Alumina High-pressure dissolution welding project, Guiluminum dissolution single casing preheater making and welding project, Guiluminum alumina seed decomposition tank welding project, Guangxi Pingguo Aluminum red mud settling system, Hongfu Building and many other projects won the provincial and ministerial quality awards, large-scale fuel annealing furnace development won the Guizhou Provincial Scientific Progress Second Prize Certificate, Henan Zhongfu Aluminum Plant Carbon Project, Hubei Happy Aluminum Plant Electrolysis Workshop Project, Jiahe Garden Mansion, Guangxi Guilin The project of carbon project of Henan Zhongfu Aluminum Plant, electrolysis workshop project of Hubei Happy Aluminum Plant, Jiahe Garden Building, Guangxi Guilin Hongye Libin Commercial and Residential Complex Building, Zizhuyuan Seven-Star Garden, Guizhou Chitianhua Science and Technology Incubation Center and other projects were awarded with municipal high-quality prizes. Our company has been honored with the title of National Enterprise Best Image--AAA Grade for many times, and has been awarded the title of Enterprise Honoring Contracts and Keeping Promises by Guizhou Administration for Industry and Commerce for ten consecutive years, and the title of Unit Honoring Contracts and Keeping Promises by State Administration for Industry and Commerce, and was officially passed the ISO9002 Quality System Certification in 1999. Formally passed the ISO9002 quality system certification, and in May 2004, once again successfully passed the ISO9001: 2000 quality management system standards, ISO14001-1996 environmental management system standards and GB/T28001-2001 occupational health and safety management system standards of the Trinity certification.