| NO. | Time | Unit Name | Project name |
| 201 | 2019.10.16 | Shanxi Dedao Fanglue Metal Materials Co., Ltd | Renovation, production and installation of bag filter |
| 202 | 2019.10.12 | Guangdong Feinan Resource Utilization Co., Ltd | New post for dust removal in sintering screening system |
| 203 | 2019.10.11 | Guangdong Feinan Resource Utilization Co., Ltd | Dust removal installation and non-standard production for Phase II positions |
| 204 | 2019.10.11 | Guangdong Feinan Resource Utilization Co., Ltd | Newly added dust removal system for mixed materials in Phase II |
| 205 | 2019.10.3 | Daye Xingjin Aluminum Industry Co., Ltd | 4-20T melting furnace, yarn ash machine dust removal |
| 206 | 2019.9.26 | Changfengshang Mixed Products Co., Ltd., Daye City | Replacement of dust collector accessories |
| 207 | 2019.9.25 | Hubei Weichen Environmental Technology Co., Ltd | Renovation, production and installation of smelting furnace production line |
| 208 | 2019.9.23 | Guanggu Blue Flame (Fangxian) New Energy Co., Ltd | One four tube cyclone dust collector |
| 209 | 2019.9.3 | Yingde Hongxing Nonferrous Metal Recycling Resource Utilization Co., Ltd | Blast furnace, reflector furnace flue gas dust removal, desulfurization circulation pipeline |
| 210 | 2019.8.29 | Wuhan Youdi Engineering Technology Co., Ltd | Fan bearing box |
| 211 | 2019.7.31 | Wanhong Nonferrous Metal Recycling and Reuse Co., Ltd | Industrial solid waste and resource utilization project |
| 212 | 2019.7.16 | Daye Nonferrous Construction Installation Co., Ltd | Crushed stone dust collection system |
| 213 | 2019.7.12 | Sichuan Shehong Chuanzhong Building Materials Co., Ltd | Phase I dust collector pipeline renovation and installation |
| 214 | 2019.6.24 | Guangdong Feinan Resource Utilization Co., Ltd | Technical service fee |
| 215 | 2019.6.24 | Guangdong Feinan Resource Utilization Co., Ltd | Raw material workshop (2) water exchange system |
| 216 | 2019.6.18 | Hubei Zhongte New Chemical Energy Technology Co., Ltd | Two sets of 220 ㎡ sintered bag dust collectors |
| 217 | 2019.6.15 | Rui'an Jiangnan Aluminum Industry Co., Ltd | 650 laminated anti-corrosion cloth bags |
| 218 | 2019.6.12 | Wuhan Kaidilong Environmental Protection Technology Co., Ltd | Malaysia 40tEMA furnace dust removal system, Mars trap |
| 219 | 2019.5.26 | Jiangxi Boze Copper Industry Co., Ltd | Lime powder silo, standalone dust collector |
| 220 | 2019.5.25 | Jiyuan Hongdali Nickel Industry Co., Ltd | New construction of 3.6 ㎡ blast furnace desulfurization |
| 221 | 2019.5.25 | Jiyuan Hongdali Nickel Industry Co., Ltd | 3.6 ㎡ blast furnace desulfurization technical renovation and treatment |
| 222 | 2019.5.22 | Wuhan Youdi New List | Malaysia adds new materials |
| 223 | 2019.5.9 | Jiangxi Zhongbei Environmental Protection Technology Co., Ltd | 4 tunnel kiln dust removal and desulfurization system renovation projects |
| 224 | 2019.5.3 | Tongshan Nanlin Calcium Technology Co., Ltd | Crusher vibrating screen, belt conveyor dust collection |
| 225 | 2019.4.25 | Daye Zhengming Aluminum Industry Co., Ltd | 11 air bags, two pieces |
| 226 | 2019.4.18 | Yingde Hongxing Nonferrous Metal Recycling Resource Utilization Co., Ltd | Blast furnace and reflector furnace flue gas dust removal and desulfurization system renovation project |
| 227 | 2019.4.11 | Huanggang Huayao Zhongxing Kiln Co., Ltd | Lime kiln supporting 2 sets of 1.5 desulfurization project |
| 228 | 2019.4.11 | Huanggang Huayao Zhongxing Kiln Co., Ltd | Tunnel kiln flue gas dust removal treatment project |
| 229 | 2019.4.1 | Yangxin County Yinshan Mineral Products Processing Co., Ltd | Multi functional furnace flue gas bag gas pipeline system |
| 230 | 2019.3.28 | Liaoning Dongke Environmental Protection Co., Ltd | Renovation of ash hopper valve for continuous casting machine in Xinye Steel Converter Plant |
| 231 | 2019.3.8 | Hubei Huali Technology Co., Ltd | Filter box shell, 426 * 4mm equal diameter tee |
| 232 | 2019.3.1 | Guangdong Feinan Resource Utilization Co., Ltd | Phase II project mixed material dust removal gas pipeline system |
| 233 | 2019.2.21 | Hubei Huali Technology Co., Ltd | Cast rod wire groove iron shell |
| 234 | 2019.1.31 | Changde Weixia New Materials Co., Ltd | Limestone utilization and smoke control project |
| 235 | 2019.1.31 | Wuhan Youdi Engineering Technology Co., Ltd | Malaysia 60tEMA furnace steel structure |
| 236 | 2019.1.4 | Sichuan Xinding New Materials Co., Ltd | Smoke and dust control of 35T arc medium frequency furnace |
| 237 | 2018.12.14 | Daye Huaxia Aluminum Industry | Cyclone dust collector Installation of feeding system and non-standard production Equipment supply (dryer feeding system) Installation of equipment and non-standard parts |
| 238 | 2018.12.1 | Hubei Wanjiahong Aluminum Industry Co., Ltd | Control of smoke and dust in 2-25T melting and casting furnace |
| 239 | 2018.11.29 | Jiangxi Hongyu Aluminum Industry Co., Ltd | CDMP104-5 pulse dust collector |
| 240 | 2018.11.21 | Daye Special Steel Co., Ltd | Dust collector system |
| 241 | 2018.11.19 | Yichun Kefeng New Materials Co., Ltd | Rotary kiln flue gas dust removal system |
| 242 | 2018.11.5 | Changxin High Calcium Co., Ltd., Daye City | Desulfurization equipment (including dust collectors) |
| 243 | 2018.10.25 | Daye Juwei Metallurgical Raw Materials Co., Ltd | Cyclone dust collector |
| 244 | 补充协议 | Daye Wanhe Aluminum Industry Co., Ltd | Renovation of dust collection hood for melting furnace |
| 245 | 2018.9.4 | Daye Boyu Powder Technology Co., Ltd | Explosion proof valve |
| 246 | 补充合同 | Jiangxi Boze Copper Industry Co., Ltd | Change, add |
| 247 | 2018.9.26 | Zhaoqing Feinan Metal Co., Ltd | Installation of auxiliary equipment and production of non-standard parts for the Phase II mixing system |
| 248 | 2018.9.26 | Zhaoqing Feinan Metal Co., Ltd | Auxiliary equipment for Phase II mixing system |
| 249 | 2018.9.14 | Jiangxi Huatai Aluminum Industry Co., Ltd | Low pulse dust collector |
| 250 | 2018.9.1 | Daye Zhengming Aluminum Industry Co., Ltd | Transformation of melting furnace |