On March 29, the three major A-share indexes fluctuated within a narrow range. As of the close, the Shanghai Composite Index fell 0.16%, the Shenzhen Component Index rose 0.13%, and the ChiNext Index rose 0.09%. On the disk, the semiconductor sector rose sharply, and many stocks rose by more than 10%; CPO concept, industrial gas, lithography machine, hotel and catering, brewing, warehousing and logistics, integrated die-casting and other sectors also led the increase; CXO concept, oil and gas...