重庆中环建设有限公司成立于195323日,历经煤炭工业部第五十四工程处、四川煤矿基本建设工程公司第五工程处、重庆煤矿建设第五工程处等变革,20081月改制更名为重庆中环建设有限公司,是一家隶属于重庆市国资委的国有独资施工企业。

公司拥有矿山工程、公路工程、市政公用工程施工总承包壹级资质,隧道工程、桥梁工程专业承包壹级资质,房屋建筑、水利水电工程施工总承包贰级资质,公路路面、公路交通等专业承包贰级资质,钢结构、环保工程专业承包三级资质,中华人民共和国海外承包工程资格。获得了ISO9001质量体系认证、ISO14001环境管理体系认证、OHSAS18001职业健康安全管理体系认证。业务范围已广泛涉足矿山工程、公路工程、市政公用工程、水利水电工程、房屋建筑工程、铁路工程等领域;特别擅长地下工程施工,在瓦斯及页岩气治理、防突水突泥、过断层与溶洞及采空区等方面积累了丰富的施工经验。参与了交通运输部《公路瓦斯隧道设计与施工技术规范》的编制;研发的《隧道工程穿越页岩气地层施工工法》、《城市隧道悬臂式掘进机绿色施工工法》和《城市复杂环境下浅埋隧道精准控制爆破施工工法》荣获重庆市市级工法。

公司市场遍布四川、重庆、内蒙古、贵州等27个省、市、自治区。2016年,公司乘着一带一路的东风,正式进入海外市场,以老挝南椰2A水电站土建工程为起点,继又承建了国家重点工程老中铁路(磨丁至万象)第三标段工程,以工程质量优、诚信履约好,得到了业主及老挝地方政府的充分肯定,树立了重庆建筑企业在老挝市场良好的品牌信誉。

公司荣获全国五一劳动奖状重庆市文明单位标兵,多次获得全国市政金杯示范工程、煤炭行业太阳杯、重庆巴渝杯市政金杯、福建闽江杯省市级文明工地等荣誉。连续15年荣获重庆市守合同重信用先进单位;连续18年获重庆建筑行业先进企业;连续13年获全国优秀施工企业2010年跻身全国煤炭建设工程处(公司)土建产值第4强;2010年荣膺中国建筑1002011年获国家级企业管理创新成果二等奖;201812月公司施工的深圳市东部过境高速工程项目竣工,经证实该项目莲塘隧道分岔部为公路隧道断面、跨度世界排名双第一,在采用爆破开挖的小净距隧道中,莲塘隧道以0.5米净距排名世界第二最小净距。

几十年风雨历程,中环建设赢得了地下铁军美誉,铸就了勇立潮头,敢为人先的品质和以人为本、求实创新、追求卓越、和谐发展的企业精神。面对新的挑战,中环建设将以行千里的战略眼光,立足西南,面向全国,拓展海外,以矿山、公路、市政及水利水电等施工总承包为基础,整合内外资源,促进产品及产业链条延伸,2025年,营业收入达到每年200亿元,成为主业精、辅业强,区域分布优势明显、持续发展后势强劲的西南一流的建筑施工总承包企业。
 


 
Chongqing Zhonghuan Construction Co. Ltd. was founded on February 3,1953,which was named originally as Nantong Civil Construction Engineering Department, then renamed as No. 54 Institution of the Ministry of Coal Industry, No. 5 Engineering Department of Sichuan Coalmine Capita1 Construction. Engineering Company, No. 5 Engineering Department of Sichuan Coalmine  Construction Company, No. 5 Engineering Department of Chongqing Coalmine Construction Company sequentially. In January,2008, the company was restructured and renamed into Chongqing Zhonghuan Construction Co., Ltd. (hereinafter referred to as   "Chongqing Zhonghuan″or "Zhonghuan",with the registered address at No. 2, Fuzhuangcheng Avenue, Yubei District, Chongqing, China.
Chongqing Zhonghuan possesses various. professional qualifications, i.e. First-Class Qualification for General Contractor of Mines, Highways and Municipal Works, First-Class Qualifications for Specialized Contractor of Tunnels and Hydraulic Tunnels Engineering, Second-Class Qualification for General Contractor of Buildings, Structures, Water Conservancy and Hydropower Engineering, Second-Class Qualification for Specialized Contractor of Bridge Engineering, Third-Class Qualification for Specialized Contractor of Highway Pavement Engineering, Class-C Qualification for Comprehensive Tests and Inspections of Highway Engineering, Second-Class Qualification for Blasting Operation, Qualification for Contracting Overseas Projects.Zhonghuan has a registered capital of RMB 440 million yuan, the capability to construct and develop works worth of RMB 5 billion yuan a year and is capable of managing 60 projects at the same time. It is capable of undertaking the construction of various types of mines,  highways, tunnels, underground caverns, buildings and structures, railways, municipal works, water conservancy and hydropower projects, and contracting corresponding overseas projects.
 
Currently, Zhonghuan's businesses can be found in Southwest, Northeast. Central and East Regions of China in over 18 provinces,municipalities,and autonomous regions,including Sichuan, Chongqing, Inner Mongolia and Guizhou. Zhonghuan stepped into the international market formally in 2016.
 
For 60 years, Chongqing Zhonghuan has established itself in Sichuan Province and Chongqing City and radiated its influence across the country. Supported by the market, the Company aims mainly at four sectors(highways, mines, municipal works, water conservancy and hydropower) and pre-dominates major shares in three markets (north market, southwest market and east market of China). It implements the construction philosophy that When a Project is Completed, a Monument is Established, a First-class Brand is Created, a Credibility is Shaped and a New Market is Developed. By taking project development as the leading tasks, and project management as the approach, Chongqing Zhonghuan struggles in intensely competitive construction industry, develops step by step,grows up year after year, and finally sets foot on the way of development in large scale, diversification in operations, standardization in management, knowledge improvement in employees. In such a way, Chongqing Zhonghuan has made indelible contributions to the country especially in the construction of energy, created proud achievements. and left a glorious chapter in the history. The employees of Zhonghuan left their footprints across the motherland for the construction of mines, highways, railways, water conservancy and hydropower, municipal works and buildings.Chongqing Zhonghuan has completed successively dozens of highway projects (e.g. Chongqing-Hunan Expressway, Chongqing-Lingshui Expressway, Chongqing Ring Expressway, 4# Bridge and Ganhaizi Spiral Tunnel Works of Lot C20 of Sichuanl Ya'an-Luguhu Expressway, Lot 2 of Youyang Zhongduo-Bohai Fast Track Project, Sichuan Guangyuan-Shaanxi Expressway, Nanchuan-Daozhen Expressway, Nanbu Dingsheng Expressway), railway projects(e.g. Fengzhun Railway, Hengnan Railway.
 
Neikun Railway, Xiangyu ,Railway), water conservancy and hydropower projects(e.g. Sichuan ,Gan1uo County Grade-3 Power Station. Water Intake Tunnel Project of Chongqing Gaixiaba Hydropower Station, Water Intake Tunnel Project of Sichuan Shimian Zhile Hydropower Station, Water Intake Tunnel Project of Yangdong River Hydropower Station, Water Intake System of Xinchangtan Hydropower Station), dozens of municipal public works (e.g. Northern Extension Project of Chongqing Jiahua Bridge, Lot 12 Project of Chongqing Rall Transit Line 1, Pipe Network Project of Fuzhou City Lianban Wastewater Treatment Plant, Chongqing Yuzhong District Connection Tunnel Project, Shunjiang-Luohuang Section Project in Construction of Provincial Highway S106 in Jiangjin, Adit Engineering of Moweishan Tunnel of Pengshui Project Department, Jiefangbei Underground Parking Lot, Liupanshui Wastewater Treatment Plant Trunk Road Project in Kaixian Zhaojia Industrial Park) dozens of buildings and structures(e.g. Production Building of Chengdu Haike Phase 2 Project, No.5 Cluster of Sichuan Mianyang Yujing Mingcheng Residential District), dozens of mine projects(e.g.Zhangshiba Coal -Mine of Chongqing Songzao Coal-fired Power Company, Xinglong Coal Mine of Chongqing Lianchuang Coal Company, Liyuanba Coal Mine of Chongqing Hengyu Mining Corporation, Guizhou Feitian C21 Coal Mine). Zhonghuan has also participated in the post-earthquake rehabilitation in Wenchuan, Guanyuan, Mianyang, Qingchuan in Sichuan Province, as well as in Lanzhou-Chengdu- Chongqing Oil Pipeline Project, Three Gorges Reservoir Area Conservation and Control Project.
 
Zhonghuan has been awarded ·Chongqing Adva nced Credible and Trustworthy Company" for15 cons ecutive years since 2002, and been awarded "China dvanced Credible and Trustworthy Company" for the years from 20l2 to 2013 and from 20l4 to 2015, "Adv -anced Enterprise in Construction Industry in Chongqi ng" for 16 consecutive years since 2001, "Excellent Construction Contractor in China" for 11 consecutive years from 2005 to 2015. In 2010, the Company ranked the fourth among the construction engineering depar tments(companies) in China in terms of output value of civll construction, and was listed in the Top 100 Con struction Corporations in China. Zhonghuan also won the titles of "Role Modelin Ethical and Cultural Progress(ECP) in Chongqing" in 2006, "Model of Employees'   Family in Chongqing" in 2007,
 
"0utstanding Role Model in ECP in Chongqing" in 2011, and won the First Prize of Innovation Achieve ment in Management Modernization in Chongqing in 2010,the Second Prize of National Enterprlse Manage ment Innovation Achievement in China in 201l Chong qing May Day Labor Medal in 2010, National May Day Labor Medal in 2011. Zhonghuan is also the winner of Sun Cup. Bayu Cup, Golden Cup of Chongqing Munici pal Works. Minjiang Cup, the title of "Construction Sit e for Provincial Demonstration" and other prizes for many times due to high-quality works and construction in non-disturbing manner.
 
After several decades of development,Zhonghuan has won the reputation of "Underground Iron Army" , forged the quality of "To Be a Pioneer, To Be the Number One" and the enterprise spirit of "People Oriented; Pragmatic and Innovative; Pursuit of Excellence; Harmonious Development" , demonstrating its dominant superiorities in management capability, construction capability, technical level and otheraspects.
 
 

                         

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