Shares of Apple's Asia-based supply chain plunged on Wednesday after the consumer electronics giant's latest product lineup, including its new iPad Air and iPad Mini, failed to wow investors.
Taiwan-listed camera lens manufacturer Genius, touch screen manufacturer TPK Holding and casing maker Casetek fell 4 percent, 6 percent and 2.2 percent, respectively. While Hong Kong-listed acoustic component maker AAC Technologies declined 1.6 percent.
Shares of Apple, meanwhile, ended down 0.3 percent in the U.S. trading session on Tuesday.
(Read more: Live blog: Apple reveals new iPad Air, iPad Mini)