港股中慧生物-B暗盘涨近150%，现报32.1港元

Group 1 - The core point of the article is that the stock of Zhonghui Biotech-B surged nearly 150% in the dark market, currently priced at 32.1 HKD, following a delay in its listing due to heavy rain [2] - The initial listing date was postponed from August 8 to August 11, 2025, when the shares are expected to start trading on the Hong Kong Stock Exchange [2]