1. According to the information of China Medical Device Network, Olympus: As a leading brand in the field of endoscopes, Olympus has a wide range of endoscope product lines, including gastrointestinal endoscopes and lung endoscopes.

2.storz:storz is a German company focusing on endoscope technology, and its products are widely used in urinary system, gastrointestinal system, nervous system and other fields.

3. fujifilm: fujifilm is a Japanese medical instrument company, whose endoscope products are famous for its high definition and advanced imaging technology.

4.karlstorz: As a well-known brand in the field of endoscope, karlstorz provides a series of high-quality endoscope equipment and accessories.

5. Pentax: Pentax is an endoscope manufacturer, and its products are widely used in gastrointestinal system, respiratory system and other fields.

6. Stryker: Stryker is a leading medical technology company in the world, providing a series of advanced endoscopic equipment and surgical instruments.

7. Richard Richard Whorf: Richard Whorf is a German medical instrument company, and its endoscope products are innovative and of high quality.

8.hoya:hoya is a Japanese medical equipment manufacturer, and its endoscope products are famous for high definition and accurate imaging.

Smith & nephew: As a global medical technology company, Smith &; Nephew provides a series of advanced endoscopic equipment and surgical solutions.

10, Medtronic: Medtronic is a leading medical technology company in the world, and its endoscope products cover the needs of diagnosis and treatment in many medical fields.