两部门：鼓励企业加大研发投入力度，加快TOPCon电池、背接触电池、异质结电池等技术进步

Core Viewpoint - The National Intellectual Property Administration and the Ministry of Industry and Information Technology have issued opinions to strengthen intellectual property protection in the photovoltaic industry, emphasizing the need for high-quality patent layout and increased R&D investment [1] Group 1: Patent Strategy - The document encourages companies to enhance R&D efforts and accelerate technological advancements in TOPCon batteries, back-contact batteries, and heterojunction batteries [1] - Companies are guided to focus on frontier technologies such as perovskite and stacked batteries, ensuring a proactive reserve of foundational patents [1] Group 2: Innovation and Guidance - There is a call for stronger guidance on patent layout for enterprises, urging them to innovate in areas such as inverters, key raw materials, equipment, and system components [1] - The document highlights the importance of patent exploration and cultivation in upstream and downstream sectors, including energy storage integration, intelligent management systems, and integrated operation and maintenance [1] Group 3: Quality Orientation - The opinions stress the need for a quality-oriented approach in the intellectual property layout requirements related to specific projects in the photovoltaic industry, aiming to align patent outcomes with key objectives [1]