Main achievements in environmental engineering projects
| Project Name | Construction Content and Scale | Start and End Time | Remarks | |
| Changsha Jiajia Property Management Co., Ltd. Garbage Station Renovation Project | 2023 | |||
| Zhongwei New Materials Co., Ltd. Battery Black Powder Reduction and Exhaust Gas Treatment System | Black Powder Reduction 10,000t/a | 2022 | ||
| Huangping County Sauce-flavored Liquor Industrial Park 2000t/d (Phase I 600t/d) Sewage Treatment Project | 2000t/d (Phase I 600t/d) | 2022 | ||
| Xinning County Landfill Leachate Treatment Expansion Project | 200 tons per day | 2021 | ||
| Yongzhou Medical Waste High-Temperature Cooking Quality Improvement and Capacity Expansion Renovation Project (Equipment Procurement and Installation) Design and Budget Project | A set of 10t/16h/d high-temperature cooking project | 2021 | ||
| Guitang River No. 70 Outlet Intelligent Renovation and Surrounding River Section Comprehensive Treatment Project | 2020 | |||
| Renhuai City, Guizhou Province, Moutai Town Datang Liquor Wastewater Treatment Renovation Project | 600 tons/day | 2020 | ||
| Renhuai City, Guizhou Province, Huaxing Liquor Industrial Wastewater Treatment Facility Renovation and Wastewater Treatment Project | 200m³/d | 2020 | ||
| Anhui Jiarui Environmental Protection Technology Co., Ltd. Waste Mineral Oil Comprehensive Utilization Project | 40,000 tons/year waste mineral oil processing, 40,000 tons/year lubricating oil blending | 2019 | ||
| Maoming Hengshengyuan Environmental Technology Co., Ltd. 50,000 tons/year Chemical Waste Alkali Liquid Comprehensive Utilization Project | 50,000 tons/year chemical waste alkali liquid comprehensive utilization | 2019 | ||
| Lianyuan City Huiyuan Gas Co., Ltd. Coke Oven Flue Gas Environmental Treatment Project | 2018 | |||
| Yanling County Ship-shaped Chemical Plant Waste Hydrogen Comprehensive Utilization Project | 2018 | |||
| Wugang City Town Household Waste Transfer System Construction Project Garbage Pavilion and Garbage Transfer Station Project | A total of 10 stations, single station daily processing capacity of 120 tons | 2018 | ||
| Yueyang Changde Environmental Technology Co., Ltd. 100,000 tons/year Saponification Waste Alkali Liquid Comprehensive Utilization Project | 100,000 tons/year saponification waste alkali liquid comprehensive utilization | 2018 | ||
| Jinchuan Group Co., Ltd. Acid Wastewater Treatment System Upgrade and Renovation - Acid Water Impurity Removal and Concentration Subproject | 300m3/d | 2017 | ||
| Hengyang Songmu Sewage Treatment Plant Heavy Metal Wastewater Treatment Project | 10,000 tons/day heavy metal wastewater treatment | 2017 | ||
| Shandong Hengbang Smelting Co., Ltd. Wastewater Deep Treatment Renovation Project | 600 tons/day | 2017 | ||
| Hunan Nonferrous Hengdong Fluorochemical Co., Ltd. Accident Water Pool, Rainwater Collection Pool, Rainwater Lifting Pool Construction Project | Collection and Lifting | 2017 | ||
| Guantian Town Original Meiziba Processing Plant Pollution Site Remediation Project (EPC) | Total remediation area of about 4,500 square meters | 2017 | ||
| Shaoyang City Jiangbei Household Waste Landfill Closure Project | Household waste 1 million cubic meters | 2017 | ||
| Shaoyang City Xiaojinghu Household Waste Landfill Closure Project | Household waste 2 million cubic meters | 2017 | ||
| Nanfeng County Household Waste Sanitary Landfill Project | Processing capacity of about 100 tons/day | 2017 | ||
| Ningxiang County Huangcai Reservoir Surrounding Historical Residual Manganese Slag Pollution Treatment Project | About 42,000 cubic meters | 2016 | ||
| Hunan Zhuzhou You County Power Plant "Large to Small" New Construction Project 2×630MW Unit Flue Gas Denitrification Project | 2015 | |||
| Jining City Urban Kitchen Waste Treatment Project | Daily processing of kitchen waste 100 tons, 10,000 tons/year biodiesel | 2014 | ||
| Liling City Urban Waste Treatment Phase II Project | 400 tons/day | 2014 | ||
| Zhongfang County Luyang Area Harmless Landfill and Incineration Site Design | About 33,000 square meters | 2014 | ||
| Huai'an City Kitchen Waste Collection and Treatment Project Phase I | Daily processing of kitchen waste 95 tons | 2013 | ||
| Hubei Huilong Bioenergy Technology Co., Ltd. 100,000 tons Agricultural Straw Biorefining Project | 100,000 tons agricultural straw biorefining | 2013 | ||
| Hongjiang City Household Waste Treatment Plant Expansion Project | 2013 | |||
| Hunan Province Liling City Kexing Industrial Co., Ltd. Heavy Metal Pollution Comprehensive Treatment Renovation Project | Cadmium-containing waste residue recovery and treatment 300 tons/year; wastewater 1,500 tons/day; waste gas 20,000 cubic meters/hour | 2012-2014 | ||
| Lengshuijiang City Tin Mine Area Arsenic Alkali Slag Harmless Treatment Project (Phase I) | 20,000 tons/year arsenic alkali slag | 2012-2013 | ||
| Longhui County Urban Garbage Transfer Station Construction Project | 350 tons/day | 2011-2012 | ||
| Longhui County Urban Garbage Transfer Station Construction Project | 2011 | |||
| Xinning County Harmless Garbage Treatment Project | 2011 | |||
| Hubei Huachuang Chemical Group Co., Ltd. 10,000m3/d Sewage Treatment Project | 10,000 tons/day | 2010 | ||
| Xiangtan Electric Chemical Technology Co., Ltd. Waste Residue and Wastewater Comprehensive Utilization and Environmental Treatment Project | 2010 | |||
| Hunan Yongli Chemical Co., Ltd. Sulfuric Acid Tail Gas Treatment Project | 2010 | |||
| Xinning County Harmless Garbage Treatment Project | 400 tons/day | 2009 | ||
| Hengdong County Heqiao Harmless Garbage Comprehensive Treatment Site Construction Project | 150 tons/day | 2009 | ||
| Suining County Harmless Garbage Treatment Project | 150 tons/day | 2009 | ||
| Shaoyang Medical Waste Disposal Center | 8 tons/day | 2009 | ||
| Anhua County Dongping Urban Garbage Treatment Project | 220 tons/day | 2009 | ||
| Longhui County Garbage Treatment Plant Project | 350 tons/day | 2009 | ||
| Sichuan An County Yinhe Jianhua Group Co., Ltd. 150,000 tons of chrome slag resource treatment supporting 180,000 tons/year sulfuric acid project waste gas treatment project | 2009 | |||
| Anhua County Dongping Urban Garbage Treatment Project | 2009 | |||
| Hengdong County Heqiao Harmless Garbage Comprehensive Treatment Site Construction Project | 2009 | |||
| Suining County Harmless Garbage Treatment Project | 110 tons/day of household waste | 2009 | ||
| Longhui County Urban Garbage Treatment Project | 300 tons/day of household waste | 2008-2009 | ||
| Lengshuijiang Jinfu Yuan Alkali Industry Co., Ltd. Production Sewage Comprehensive Treatment Project | 2008 | |||
| Tongdao County Household Waste Sanitary Landfill Construction Project | 80 tons/day | 2008 | ||
| Shaoyang City Household Waste Sanitary Landfill Construction Project | 400 tons/day | 2008 | ||
| Chenzhou Huaxiang Chemical Co., Ltd. Production Discharge Water Reuse and Emission Reduction Technical Transformation Project | 2008 | |||
| Chenzhou Huaxiang Chemical Co., Ltd. Vinyl Chloride System Acidic Wastewater Emission Reduction Technical Transformation Project | 2008 | |||
| Shaoshui Basin Shaoyang Urban Section Environmental Comprehensive Treatment Project | 2008 | |||
| Shaoyang City Household Waste Sanitary Landfill Construction Project Landfill Project | 720 tons/day of household waste | 2008 | ||
| Tongdao County Household Waste Sanitary Landfill Construction Project | 10,000 tons/day of household waste | 2008 | ||
| Tonggu County Landfill Project | 2007 | |||
| Liling City Urban Garbage Treatment Project | 400 tons/day | 2007 | ||
| Hunan Zhuzhou Chemical Group Co., Ltd. Waste Residue Landfill Project | 404 tons/day | 2007 | ||
| Chenzhou Huaxiang Chemical Co., Ltd. Wastewater Recovery and Utilization Project | 2007 | |||
| Zhangjiajie Maoyuan Chemical (Group) Co., Ltd. Production of Gallic Acid Series Products Sewage Treatment Project | 2007 | |||
| China Baling Branch Water Saving and Emission Reduction - Fertilizer Clean Water Reuse | 2007 | |||
| Hunan Sanli Group Co., Ltd. 100,000 tons/year Zinc Smoke Acid Production Project | 2007 | |||
| Hunan Zhicheng Chemical Co., Ltd. Wastewater and Waste Residue Comprehensive Treatment Project | 2006 | |||
| Hengyang Yuhua Chemical Industry Co., Ltd. High Concentration Ammonium Chloride Mother Liquid Treatment and Recovery Project | 2006 | |||
| Hunan Zhicheng Chemical Co., Ltd. Wastewater and Waste Residue Comprehensive Treatment Project | Wastewater: 112,800 tons/day, Waste Residue Boiler: 75 tons/hour | 2006 | ||
| Hunan Zhuzhou Chemical Group Industrial Wastewater Centralized Treatment and Recovery Project | 112,800 tons/day of wastewater | 2006 | ||
| Hunan Zhuzhou Chemical Group Integrity Co., Ltd. Chemical Discharge Wastewater Treatment and Online Monitoring Project | 2006 | |||
| Huaihua City Second Garbage Treatment Plant | 500 tons/day | 2005 | ||
| Hunan Zhuzhou Chemical Group Co., Ltd. Environmental Comprehensive Treatment Project | 2005 | |||
| Changsha City Urban Solid Waste Treatment Plant Landfill Gas Energy Project | 2005 | |||
| Hunan Zhicheng Chemical Co., Ltd. Boiler Flue Gas Recovery Sulfur Dioxide Project | 2005 | |||
| Sinopec Catalyst Changling Branch 200kg/d Catalyst Hydrogen Sulfide Tail Gas Recovery Project | 2005 | |||
| Chenzhou Chemical Group Qiaonitrogen Company Gasification and Boiler Sewage Treatment Project | 2005 | |||
| Huaihua City Second Garbage Treatment Plant | 2005 | |||
| Changsha City Urban Solid Waste Treatment Plant Landfill Gas Energy Project | 2005 | |||
| Zhonghao Group Hunan Jinyuan Pesticide Chemical Plant Wastewater Treatment Technical Transformation Project | 48,000 tons/day of wastewater | 2004 | ||
| Hengyang Nitrogen Fertilizer Plant Sewage Treatment Project | 60,000 tons/day of wastewater | 2004 | ||
| Jianta (Hengyang) Chlor-alkali Co., Ltd. 60,000 tons/year Ion Membrane Caustic Soda Project Sewage Treatment | 500 tons/day of wastewater | 2004 | ||
| Chenzhou Huaxiang Chemical Co., Ltd. Increase 10,000 tons/year PVC Paste Resin and Supporting Products Technical Transformation Project Sewage Treatment | 2003 | |||
| Xiangtan City Wanshida Dyeing and Finishing Co., Ltd. Sewage Treatment Project | 2003 | |||
| Jiangling Isuzu Automobile Co., Ltd. Polyurea Elastomer Wear-resistant Coating Spraying Room System Renovation Project | 2002 | |||
| Huayuan County Landfill Project | 2001 | |||
| Xiangxi Autonomous Prefecture Fenghuang County Small Creek River Comprehensive Treatment | 2001 | |||
| Huayuan County Landfill Project | 2001 | |||
| Hunan Ansu Co., Ltd. Wastewater and Waste Gas Treatment Project | 40,000 cubic meters/hour | 2000 | ||
| Linxiang Nitrogen Fertilizer Plant Slag Concrete Hollow Block Project | 400 tons/day | 1999 | ||
| Huayuan County Huayuan River and Brothers River Environmental Pollution Comprehensive Treatment | 1999 | |||
| Xiangjiang Nitrogen Fertilizer Plant Wastewater Comprehensive Treatment Project | 48,000 tons/day | 1998 | ||
| Xiangzhong Pharmaceutical Plant TMP Sewage Treatment Project | 3,000 cubic meters/day | 1997 | ||
| Linxiang Pesticide Plant Leafhopper Powder Project Sewage Treatment | 1,000 cubic meters/day | 1996 | ||
| Liuyang City Nitrogen Fertilizer Plant Two Water Treatment Project | 2,000 cubic meters/hour circulating water, 500 cubic meters/hour gasification sewage | 1996 | ||
| Zhuzhou Chemical Plant Wastewater Comprehensive Treatment Project | 12,000 cubic meters/day | 1996 | ||
| Hunan Chemical Research Institute Experimental Field Pesticide Wastewater Treatment Project | 2,400 cubic meters/day | 1995 | ||
| Changsha Zinc Plant Sulfuric Acid Wastewater Treatment Project | 1992 | |||
| Dongjiang Pharmaceutical Plant Pharmaceutical Wastewater Treatment | 3,600 cubic meters/day | 1992 | ||
| Yueyang Chenglingji Chemical Zone Regional Drainage Project | 700,000 tons/day | 1991 | ||
| Zijiang Nitrogen Fertilizer Plant Gasification Wastewater Comprehensive Treatment Project | 48,000 tons/day | 1990 | ||
| Shandong Liangshan Chemical Fertilizer Plant Water Treatment Project | 1988 | |||
| Zhuzhou Chemical Plant Wastewater Comprehensive Treatment Project | 45,000 tons/day | 1986 | ||
| Hunan Pharmaceutical Plant Overall Wastewater Treatment Project | COD treatment 6-10 tons/day D=3 meters deep well aeration device | 1985 | ||
| Zijiang Pesticide Plant Wastewater Treatment Expansion Project | Concentrated wastewater treatment 250,000 tons/day, dewatered sludge cake 6,000 kg/day | 1984 | ||
| Yuelu Chemical Plant Wastewater Treatment Project | Wastewater treatment volume 1,800 tons/day | 1984 | ||
| Zhuzhou Chemical Plant Sulfuric Acid Workshop Wastewater Treatment Project | 10,000 cubic meters/day of wastewater | 1983 | ||
| Hengyang Area Nitrogen Fertilizer Plant Circulating Water and Wastewater Treatment Project | Circulating water 60,000 cubic meters/day, wastewater treatment 20,000 cubic meters/day | 1982 | ||
| Changsha Organic Chemical Plant Wastewater Treatment Project | Wastewater treatment volume 1,800 tons/day | 1981 | ||
| Hunan Zhicheng Chemical Co., Ltd. Recovery of Carbon Monoxide from Copper Washing Tail Gas Project | 900,000 cubic meters/hour | / |
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