Beijing Luzhu Biotechnology Co. Ltd. raised a net HK$242 million (US$31 million) from an IPO in Hong Kong but shares in the developer of vaccines and therapeutics for infectious diseases, cancer and autoimmune diseases plummeted on the first day of trading. Luzhu’s shares (HK:2480) started trading on May 8 at HK$31.50 and fell about 30% throughout the day to close at HK$22. Founded in 2001, Luzhu has yet to turn a profit. It recorded net losses of ¥725.2 million (US$92 million) in 2022 and ¥539.4 million in 2021.