先导智能(300450.SZ)：主要提供光伏电池和光伏组件制造设备及整线解决方案

Group 1 - The company primarily provides manufacturing equipment and complete line solutions for photovoltaic cells and modules [1] - Intelligent equipment for photovoltaic cell production includes screen printing, sintering, testing and sorting equipment, as well as wet process equipment such as texturing, alkaline etching, cleaning, and removing BSG and PSG [1] - The company offers complete line solutions for various photovoltaic cell technologies, including TOPCon, HJT, XBC, and perovskite [1] Group 2 - Intelligent equipment for photovoltaic module production includes BC/0BB/SMBB string welding machines, integrated scribing and welding equipment, stacking welding equipment, and complete equipment for busbar welding [1] - The company also provides complete line solutions for module production [1]