Hangzhou Tonglu Medical Optical Instrument Co., Ltd., as the earliest domestic key enterprise integrating the development, development, production and sales of various hard tube endoscopes and supporting surgical instruments in Tonglu, has always adhered to the principle of "never forget the original heart, forge ahead". In 2019, the company launched a new type of "SZJ endoscope digital image processing system", rhinology and bone Department of surgical instruments, let our product line more perfect, let customers and users more satisfied.