Hunan Runzhong Medical Equipment Co., Ltd. Was established in May 2021 and is located in Shanhe Medical and Health Industry Park, Changsha City, Hunan Province. At present, the company cooperates with multiple universities and research institutes in Guangdong and Zhejiang, mainly dedicated to the research, production, and sales of medical device products related to vascular intervention and digestive intervention. The company has four national authorized utility model patents and three national invention patents under review. The disposable gastrostomy nutrition delivery device (PEG) is a product exclusively produced and marketed in China, pioneering this technology. The great saphenous vein stripping catheter is the core instrument for the latest generation of high-level ligation and stripping surgery for superficial varicose veins in the lower limbs.