Cn Energy Group. Inc. (NASDAQ: CNEY)

CN Energy is a manufacturer and supplier of wood based activated carbon that serves the pharmaceutical industrial water purification environmental protection and food and beverage sectors. The company produces activated carbon using a steam based cogeneration process that also generates biomass electricity. Its production facility is located in Lishui City Zhejiang Province in the People's Republic of China.

The company generates revenue primarily from the sale of its activated carbon products to customers in China. It also provides occasional technical services such as mixing ratio adjustments and absorbent capacity tests though these activities contribute minimally to total revenue. In October 2025 the company launched a robotics subsidiary Pathenbot Group Inc. that offers logistics food service and industrial robots to small and medium sized enterprises in the United States but revenue from this line is not yet material.

CN Energy operates within the competitive activated carbon market of the People's Republic of China where it faces rivals such as Fujian Xinsen Carbon Industry Co Ltd Shanxi Xinhua Activated Carbon Co Ltd Ningxia Huahui Activated Carbon Company Limited Shenhua Ningxia Coal Industry Group Co Ltd and Xingtai Coal Chemical Co Ltd. The company differentiates itself through its steam based cogeneration process that yields higher purity activated carbon suitable for pharmaceutical and food applications while also producing electricity. This technology gives it a cost advantage and environmental benefit over traditional steam activation methods that rely on chemical additives.

The company's customers are mainly activated carbon wholesalers and firms engaged in deep processing of activated carbon. Its top customers have included Hangzhou Shihang New Material Technology Co Ltd Umbrella Dry Gathering Shanghai Intelligent Technology Development Co Ltd Zhejiang Yuyue Environmental Protection Technology Co Ltd Shanghai Baichuang De Trading Co Ltd and Jiaxing Tonglun New Material Technology Co Ltd which together accounted for a significant share of sales in recent years.