Certified. Swiss Lingyan stent is produced by Hunan Bader Medical Technology Co., Ltd. in China. The company is a medical device manufacturer integrating R&D, production, sales and service. The company was established on March 27, 2020. The company is a formal company protected by official website certification laws, so it has a professional certificate. The company mainly engages in the production of Class II medical devices, Class III medical devices, etc.