Group 1 - The State Intellectual Property Office of China has published a patent application for a method, device, and computer program product for predicting electric load values, filed by multiple companies including Huaneng Zhejiang Energy Sales Co., Ltd. and China Huaneng Group Clean Energy Technology Research Institute Co., Ltd. [1] - The patent involves a prediction method that utilizes historical production plan data and historical electric load data to generate electric load forecasts through linear regression and time series trend models [1] - The companies involved in the patent application are engaged in the energy sector, focusing on electricity and heat production and supply [1] Group 2 - Huaneng Zhejiang Energy Sales Co., Ltd. was established in 2017 with a registered capital of 210 million RMB and has participated in 141 bidding projects and holds 114 patents [2] - China Huaneng Group Clean Energy Technology Research Institute Co., Ltd. was founded in 2010 with a registered capital of approximately 1.34 billion RMB, involved in 4,260 bidding projects and holds 5,000 patents [2] - Huaneng (Zhejiang) Energy Development Co., Ltd. was established in 2020 with a registered capital of approximately 6.75 billion RMB, has invested in 44 companies, and holds 391 patents [2] - Zhejiang Canghua Offshore Wind Power Technology Co., Ltd. was founded in 2022 with a registered capital of 35 million RMB, participating in 42 bidding projects and holding 23 patents [3]

Group 1 - Huaneng Zhejiang Energy Sales Co., Ltd. applied for a patent related to a method for predicting electricity consumption, indicating a focus on energy efficiency and technological advancement in the energy sector [1] - The patent application was filed on March 2025, and it involves creating a model to predict electricity consumption based on historical production plans and energy usage data [1] - The companies involved in the patent application include Huaneng Zhejiang Energy Sales Co., Ltd., China Huaneng Group Clean Energy Technology Research Institute Co., Ltd., Huaneng (Zhejiang) Energy Development Co., Ltd., and Zhejiang Canghua Offshore Wind Power Technology Co., Ltd. [1] Group 2 - Huaneng Zhejiang Energy Sales Co., Ltd. was established in 2017 with a registered capital of 210 million RMB and has participated in 138 bidding projects [2] - China Huaneng Group Clean Energy Technology Research Institute Co., Ltd. was founded in 2010 with a registered capital of approximately 1.34 billion RMB and has been involved in 4,202 bidding projects [2] - Huaneng (Zhejiang) Energy Development Co., Ltd. was established in 2020 with a registered capital of approximately 6.75 billion RMB and has invested in 39 companies [2] - Zhejiang Canghua Offshore Wind Power Technology Co., Ltd. was founded in 2022 with a registered capital of 35 million RMB and has participated in 42 bidding projects [3]