恒生指数涨1.21%，恒生科技指数涨1.18%

Group 1 - The Hang Seng Index rose by 1.21% during the midday close on October 15 [1] - The Hang Seng Tech Index increased by 1.18% [1] - GAC Group's stock surged nearly 7% following the announcement of a new car launch in collaboration with JD.com and CATL, set to be unveiled on November 9 [1]