Zhongjing Electronics (002579) said on June 28, 2026 that its shares showed abnormal trading volatility after the cumulative deviation in closing-price gains exceeded 20% over two consecutive trading days, according to 36Kr. The company said it has noticed heightened market attention on the PCB industry, adding that as the sector develops, more peers are adjusting strategies and increasing resource投入, which it expects will intensify competition. Zhongjing Electronics urged investors to remain rational and be mindful of risks, noting that short-term market themes can be influenced by multiple complex factors.