横店东磁(002056.SZ)：公司产品涵盖P型和N型高效晶硅太阳能电池组件

Group 1 - The company, Hengdian East Magnetic, has developed a large-scale, low-cost manufacturing system for P-type and N-type high-efficiency crystalline silicon solar cell modules, currently targeting ground applications [1] - The perovskite-silicon tandem is identified as one of the most promising routes for medium to long-term space photovoltaics, with the company collaborating with key domestic universities to develop this technology [1] - The efficiency of the company's perovskite-silicon tandem technology is nearing 30% [1]