Hangzhou YUHUA and the affiliated Tonglu General Factory of Medical Optical Instruments, Hangzhou City, are comprehensive medical equipment manufacturers, mainly engaged in the research of superior rigid endoscopes which are advanced in domestic market. Now, we supply more than 1,000 kinds of products classified as E.N.T., surgical department, urological department, gynecology department and orthopedics department. We have various rigid endoscopes, with the field angle from 0 degree centigrade to 110 degrees centigrade, and the diameter from 2.7mm to 14mm. All are autoclaved (134 degrees centigrade C/273 degrees centigrade F, 2Br). We have attained ISO9001-YY/T0287 Quality Management System Certification and CE Certification.