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The 32nd Chinese (Beijing) International Optical Exhibition -
The 19th China (Shanghai) international optical industry exhibition -
The 31st Chinese (Beijing) International Optical Exhibition -
【Company news】 Warmly Welcome the Leaders of Chongqing Food and Drug Administration to Guide Our Work2018-07-18Warmly Welcome the Leaders of Chongqing Food and Drug Administration to Guide Our Work -
【Company news】 Warmly Congratulate That YEASN Has Successfully Passed The ISO13485:2016 Annual Supervision & Audit of Quality System2018-07-06Warmly Congratulate That YEASN Has Successfully Passed The ISO13485:2016 Annual Supervision & Audit of Quality System -
【Company news】 Warmly Celebrate That YEASN Has Passed the Reexamination of National Intellectual Property Preponderant Enterprise2018-06-18Warmly Celebrate That YEASN Has Passed the Reexamination of National Intellectual Property Preponderant Enterprise -
【Company news】 YEASN Products Have Been Included In the List of Medical Instrument Products Exempting from Clinical Test2017-02-08YEASN Products Have Been Included In the List of Medical Instrument Products Exempting from Clinical Test -
Warmly congratulate to our system engineer in R&D department Zhou Shoucheng who get” advanced individual of intellectual property work in year 2016” voted and awarded by Chongqing intellectual property bureau -
【Company news】 Notice on Approval of the Issuance of YY 0065-2016 “Ophthalmic Instrument & Slit Lamp Microscope” and Other 93 Items of Medical Instrument Industry Standards and One Amendment Sheet2017-02-03Notice on Approval of the Issuance of YY 0065-2016 “Ophthalmic Instrument & Slit Lamp Microscope” and Other 93 Items of Medical Instrument Industry Standards and One Amendment Sheet -
【Company news】 Warmly congratulate to our company passed the national intellectual property advantage enterprises2017-01-17Warmly congratulate to our company passed double check the national intellectual property advantage enterprise -
THE 28th CHINA INTERNATIONAL OPTICS FAIR (CIOF 2015) was held in China international exhibition center of Beijing on Sept.9th
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