Core Viewpoint - The article highlights the recent patent application by three subsidiaries of Canadian Solar Inc. for a new method of manufacturing photovoltaic cells, which aims to improve production efficiency and reduce cutting time for silicon rods [1][2]. Company Overview - Canadian Solar Inc. has three subsidiaries involved in the photovoltaic industry: - **Artes Solar Power (Luoyang) Co., Ltd.**: Established in 2006, located in Luoyang, with a registered capital of 1,601.50 million RMB. The company has participated in 44 bidding projects and holds 166 patents [2]. - **Luoyang Artes Solar Technology Co., Ltd.**: Established in 2017, also located in Luoyang, with a registered capital of 20 million RMB. The company has participated in 11 bidding projects and holds 138 patents [2]. - **Suzhou Artes Sunshine Power Technology Co., Ltd.**: Established in 2006, located in Suzhou, with a registered capital of 2,027.35 million RMB. The company has invested in 16 enterprises, participated in 42 bidding projects, and holds 2,428 patents [2]. Patent Details - The patent application titled "Preparation Method of Photovoltaic Cells and Photovoltaic Cells" was filed on January 2024, with publication number CN120363357A. The method includes several steps aimed at enhancing the efficiency of silicon wafer production by optimizing the cutting process [1]. - Key parameters of the cutting process include: - Cutting line speed: 8 m/s to 38 m/s - Cutting line tension: 3.4 N to 4 N - Feed speed of the guide rail: 0.1 mm/min to 3.2 mm/min [1].