港股午评：恒生指数涨0.28%，恒生科技指数涨0.32%

Core Viewpoint - The Hong Kong stock market showed positive performance with the Hang Seng Index rising by 0.28% and the Hang Seng Tech Index increasing by 0.32% [1] Group 1: Market Performance - The Hang Seng Index closed up by 0.28% [1] - The Hang Seng Tech Index experienced a rise of 0.32% [1] Group 2: Sector Performance - The infrastructure sector saw significant gains, with Dongfang Electric (600875) increasing by approximately 80% [1] - Huaxin Cement (600801) rose by over 70% [1]