A股小家电板块震荡走强，科沃斯封板涨停，石头科技涨超6%，北鼎股份、ST德豪、爱仕达等均涨超2%，新宝股份等跟涨。

Group 1 - The A-share small home appliance sector is experiencing a strong upward trend, with notable stocks such as Ecovacs hitting the daily limit and achieving a maximum increase [1] - Stone Technology has risen over 6%, indicating positive market sentiment towards the sector [1] - Other companies like Beiding Co., ST Dehao, and Aishida have also seen increases of over 2%, reflecting a broader rally in the small home appliance market [1]