Beijing Airdoc Technology Co. Ltd. raised HK$1.67 billion (US$214.8 million) with its IPO on the Hong Kong Exchange (HKEX) on Nov. 5, falling below its expectations of a $500 million raise. Share prices for the artificial intelligence-based (AI) medical imaging firm were priced at HK$75.10 apiece and dropped 3.5% to HK$72.50.