Polycrystalline silicon solar cell CE:18% The manufacturing process of polycrystalline silicon solar cells is similar to that of single crystal silicon solar cells.Its photoelectric conversion efficiency is about 12%,which is slightly lower than that of single crystal silicon solar cells.Substantial development.With the improvement of technology,the conversion efficiency of polysilicon can now reach about 18%.Polycrystalline silicon solar cell CE: 18% The manufacturing process of polycrystalline silicon solar cells is similar to that of single crystal silicon solar cells. Its photoelectric conversion efficiency is about 12%, which is slightly lower than that of single crystal silicon solar cells. Substantial development. With the improvement of technology, the conversion efficiency of polysilicon can now reach about 18%