China's three major A-share indices closed mixed at midday. The Shanghai Composite Index slipped 0.23%, while the Shenzhen Component Index edged up 0.11% and the ChiNext Index gained 0.99%.
Computing power stocks rallied, with Eoptolink Technology surging over 9%, Yuanjie Technology and Zhongji Innolight both climbing more than 8%, and Lianxun Instruments and TFC Optical Communication each rising over 5%.
The lab-grown diamond sector strengthened, as Power Diamond jumped over 6% and both Huifeng Diamond and Huanghe Whirlwind advanced more than 5%.
Online gaming concept stocks remained active, with Kaiser Culture and Beijing Beiwang Technology hitting the daily limit-up, and Zhongqingbao gaining over 8%.
Liquor stocks led the declines, with Huangtai Liquor dropping over 5% and Gujing Distillery falling more than 4%.
