Photovoltaic concept stocks witnessed a continued upswing in the afternoon session, with notable names such as Sunway Technology, Shuangliang Energy Saving, KS New Energy, EGing Photovoltaic, and Oujing Technology all reaching their daily trading limits. Market news indicated that the main contract for polysilicon futures also achieved its daily limit, underscoring the market's profound optimism regarding the photovoltaic sector.