InventisBio (SH:688382) 智通财经网·2026-02-06 12:27Group 1 - The China Securities Regulatory Commission (CSRC) has issued supplementary material requirements for four companies, including Yifang Biotechnology, which is required to clarify compliance operations related to safety production [1] - Yifang Biotechnology has submitted a listing application to the Hong Kong Stock Exchange, with CITIC Securities as its sole sponsor [1] - The CSRC requests Yifang Biotechnology to provide legal opinions regarding its business scope and whether it involves areas restricted for foreign investment, as well as compliance with foreign investment access policies [1] Group 2 - As of December 24, 2025, the company has established a comprehensive and differentiated product pipeline, including two commercialized products (Befotizumab and Gexorase), two core products in clinical stages (D-2570 and Terysqun), one clinical candidate (Dabinoside), and three preclinical candidates (YF087, YF550, and YF057) [2]