| 1 | Phase I Project of Rural Living Environment Improvement and Sewage Treatment, Nanhe District, Xingtai, Hebei | Xingtai, Hebei | Dec. 2024 |
| 2 | Wastewater Treatment Station of Upgrading & Demonstration Project for Methanol Production via Resource Comprehensive Utilization, Xinjiang Zhongtai New Materials Co., Ltd. | Tuokexun, Xinjiang | Sep. 2023 |
| 3 | PC Contracting for Plant-wide Sewage Treatment Project of 10 Million Tons/Year Graded & Clean Efficient Coal Utilization Project, Xinjiang Xuandong Energy Co., Ltd. | Hami, Xinjiang | Dec. 2022 |
| 4 | Utility Wastewater Treatment Plant of BASF (Guangdong) Integrated Site Project | Zhanjiang, Guangdong | Jun. 2022 |
| 5 | Centralized Treatment Project for Semi-coke Phenol-Ammonia Wastewater in Ningtiaota Area, Shenmu Zhizhen Environmental Technology Co., Ltd. | Yulin, Shaanxi | Apr. 2022 |
| 6 | PC for Sewage Treatment Plant of Shandong Yulong Petrochemical Industrial Park | Yantai, Shandong | Mar. 2022 |
| 7 | EPC for Green Hydrogen Integrated Demonstration Base Project, Zhangjiakou Investment & Transportation Shell New Energy Co., Ltd. | Zhangjiakou, Hebei | Jun. 2021 |
| 8 | 10 × 1000 Nm³/h Water Electrolysis Hydrogen Production Project, Ningxia Baofeng Energy Group Co., Ltd. | Ningdong, Ningxia | Apr. 2020 |
| 9 | Wastewater Zone Works of 2.5 Million Tons/Year PTA-1 Plant, Hengli Petrochemical (Huizhou) Co., Ltd. | Huizhou, Guangdong | Mar. 2021 |
| 10 | VOCs Treatment Project for Carbonization Units, Xinjiang Tianyu Coal Chemical Group Co., Ltd. | Tuokexun, Xinjiang | Mar. 2021 |
| 11 | Auxiliary Civil & Mechanical Works for Process Raw Water Treatment and Sewage Treatment Plant of High-grade Fabric Project, Hengli (Gui'an New Area) Intelligent New Materials Industrial Park | Gui'an, Guizhou | Dec. 2020 |
| 12 | Biochemical Treatment and Recycling Project for Phenol-Cyanide Wastewater of 3.69 Million Tons/Year Coking Project in Shanxi | Hejin, Shanxi | Dec. 2020 |
| 13 | Comprehensive Water Treatment Project for Phase 1 & Stage 1 of Steel Capacity Replacement Project, Henan Angang Zhoukou Iron & Steel Co., Ltd. | Anyang, Henan | Dec. 2020 |
| 14 | Technical Renovation Project of 100 t/d Sludge Pyrolysis & Gasification Pilot Plant, Zhengzhou Gevo Environmental Development Co., Ltd. | Zhengzhou, Henan | Jul. 2019 |
| 15 | Civil & Mechanical Works for Wastewater and Reclaimed Water Zones of Fischer-Tropsch Wastewater Treatment Plant, Phase II Coking Upgrade Project for Clean Chemicals Production, Inner Mongolia Jiajing Magnesium Industry Co., Ltd. | Alxa, Inner Mongolia | May. 2018 |
| 16 | Civil & Mechanical Works for Sewage Treatment Plant of 20 Million Tons/Year Refining & Chemical Integrated Project, Hengli Petrochemical (Dalian) Refining Co., Ltd. | Dalian Changxing Island | Apr. 2017 |
| 17 | Comprehensive Hazardous Waste Disposal & Recycling Center Project, CECEP (Fujian) | Youxi, Fujian | Jul. 2016 |
