OLED板块快速拉升，天通股份涨停

Group 1 - The OLED sector experienced a rapid surge, with Tian Tong Co., Ltd. hitting the daily limit up [1] - Jing Rui Electronic Materials saw an increase of over 9% [1] - Other companies such as Jianghua Micro, Lian De Equipment, and Xin Lai Materials also experienced significant gains [1]