OLED concept is fluctuating and rebounding, with stocks like Chengzhi Technology soaring to the daily limit.

OLED concept fluctuates and rebounds, Chengzhi shares, Voglite Optoelectronics, Tiantong shares all hit the limit up, Luwei Optoelectronics rises by more than 11%, Dongshan Precision, Rainbow shares, Jingce Electronics, Qingyi Optoelectronics, Uyin New Materials and others followed the rise.