光伏概念股继续拉升，BC电池方向领涨

Group 1 - The photovoltaic concept stocks continue to rise, with BC battery direction leading the gains [1] - GCL-Poly Energy (002506) has reached a daily limit increase, while Saiwu Technology (603212) previously hit a daily limit [1] - Tongwei Co., Ltd. (600438) has increased by over 6%, with Haiyou New Materials and Aiko Solar (600732) also experiencing gains [1] Group 2 - Dark pool funds are flowing into these stocks, indicating increased investor interest [1]