Core Insights - The consumer electronics manufacturing index experienced a strong rally on December 9, with significant gains among constituent stocks [1] Group 1: Stock Performance - Industrial Fulian saw an increase of over 6% [1] - Other notable performers included: - Ranke Electronics with a rise of 4.72% [1] - Lingyi iTech with a gain of 2.98% [1] - Furi Electronics increasing by 2.63% [1] - Wentai Technology up by 2.40% [1]