风电设备板块12月15日涨0.28%，飞沃科技领涨，主力资金净流入1.78亿元

Group 1 - Wind power equipment sector increased by 0.28% on December 15, with Feiwo Technology leading the gains [1] - Shanghai Composite Index closed at 3867.92, down 0.55%, while Shenzhen Component Index closed at 13112.09, down 1.1% [1] - Notable gainers in the wind power equipment sector included Feiwo Technology (+6.68%), Changyou Technology (+4.01%), and Shuangyi Technology (+3.97%) [1] Group 2 - The wind power equipment sector saw a net inflow of 178 million yuan from main funds, while retail investors experienced a net outflow of 213 million yuan [2] - Key stocks with significant main fund inflows included Goldwind Technology (23.4 million yuan) and Taisheng Wind Energy (64.7 million yuan) [3] - Retail investors showed notable outflows in stocks like Taisheng Wind Energy (-85.18 million yuan) and Goldwind Technology (-21.7 million yuan) [3]