On September 12, Kailitai (300326.SZ) stated on the investor interaction platform that the company currently does not have related products of the same kind of allogeneic bone. The company's main implant products include spinal internal fixation products, bone cement, and vertebral body fusion devices. The main raw materials for spinal internal fixation products are pure titanium or titanium alloy, the main component of bone cement is polymethyl methacrylate, and the main material of vertebral body fusion devices is polyetheretherketone copper.