Touchstone International Medical Science Co., Ltd. (688013.SS) researches, develops, manufactures and sells advanced surgical staplers and related medical devices for use in laparoscopic and open surgeries across thoracic, gastrointestinal, hepatobiliary, splenic and pancreatic, general and urology procedures. The company's core products encompass intraluminal staplers; endoscopic linear cutters and reloads; linear cutters and reloads; auto purse string clamps; linear staplers and reloads; as well as proctological, circumcision and circular staplers. Touchstone operates primarily in China with international sales in the United States, Europe, Japan, Russia, Brazil, Canada, Australia and other markets including Italy, Spain, Austria, South Korea and the United Kingdom. Founded in 2003 and headquartered in Suzhou, Jiangsu Province, China, the company maintains complete control over its supply chain and quality processes, with products approved by regulators such as the FDA, CE Mark, TGA and others. In recent developments, Touchstone advances its integrated intelligent surgical platform and end-effector project, with production line process validation completed and technical performance verification underway as of November 2025; the company also completed a share repurchase program totaling 3.09% of its shares by April 2025 and reported no repurchases in August 2025.