During the midday break on August 12, 2026, the three primary indices of China's A-share market demonstrated a collective upward trend. Specifically, the Shanghai Composite Index climbed by 0.32%, the Shenzhen Component Index surged by 1.25%, and the ChiNext Index advanced by 1.73%. The sectors that spearheaded the gains included communication equipment, semiconductors, and electronic components. Notably, N Jieli witnessed an extraordinary surge of over 200%, Tecnet rose by more than 12%, and Lianxun Instruments saw an increase of over 8%. Conversely, the sectors that experienced the most significant declines were oil and gas, coal, and home appliances. PetroChina's shares dropped by over 3%, Ecovacs fell by more than 2%, and Shaanxi Coal Industry declined by over 1%.