Research Development Foundation is an American private company that operates as noncommercial research organizations.

Suzhou BELLE Medical Technology Co., Ltd. engages in the development, production, and sale of microsurgical instruments. Its products include Forceps, Scissors, Needle Holders, Vitreoretinal, and Speculum. The company was founded in 2009 and is headquartered in Suzhou, China.

Environmental Robots, Inc. is a company headquartered in Bangor, ME. The firm provides research and development and sales of ionic polymeric services.

Tangshan Convenience Glasses Technology Co., Ltd., established on 2006-09-15, Business scope includes optometry,glasses,Vision Care Services(Does not include medical activities);food sales;Glasses,clock,household appliances,Stationery,sporting goods,Textile,Clothing and Household Goods,Class III Medical Devices,Wholesale of Class II Medical Devices,retail.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Alma 360 Oy creates content strategies and provides content marketing. The firm offers digital and publishing solutions. Its services include content marketing, conceptualization, content development, wed design, customer magazines, videos, content strategy, the company content, graphic design, analytics, staff communication, and media sales. The company is headquartered in Helsinki, Finland.

Beijing Zhongqing Chenguang Eye Health Management Co., Ltd., established on 2016-03-15, Business scope includes health management(Except for medical treatment activities subject to approval);Socioeconomic Counseling;Technical extension services;Optometry;Sales of medical devices,Glasses,daily necessities,Clothing and shoes,knitted goods,crafts,jewelry,stationery;technical consulting;Technical Services;technology development;technology transfer;Conference Services;Import and export;Agent import and export;Technology Import and Export;design,make,acting,Place an ad;Economic Information Consulting;market survey;Health food management.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Health food business and items subject to approval according to law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

MedCure is a body donation company that offers anatomical specimens and surgical training management services to medical professionals.

Hebei Zhongshi Mingnao Vision Technology Co., Ltd., established on 2010-02-26, The business scope includes instrumentation,Glasses,medical instruments,Health Supplies,Equipment,Communication equipment,electronic product,R & D and sales of stationery;Optometry;Health Care Services(non-medical);Sports Health Service;Rehabilitation assistive device fitting service;Health massage service;Technology development of computer hardware and software,technology transfer,technical consulting,Technical Services;Educational software technology development,technology transfer,technical consulting,Technical Services;Educational Consulting(training,Except for running a school);Health Management Consulting(the medical,Excluding diagnosis and treatment);psychological counseling(the medical,Excluding diagnosis and treatment);Business Management Consulting;Conference and exhibition service;Planning of cultural and artistic exchange activities;model design;fitness service.(The above business scope does not include pre-approval and government prohibition,Restrictions)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shanxi Aier Eye Hospital Co., Ltd., established on 2006-01-27, Business scope includes licensed projects:medical service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments) General project:Rehabilitation assistive device fitting service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Chaomu Technology is a high-tech research and development enterprise dedicated to solving difficult human eye diseases. The company provides medical intelligent high-tech equipment and solutions. The pursuit of super purpose is to alleviate the increasing sub-light suffering of eye disease patients worldwide in a more scientific manner and to realize the dream of returning hundreds of millions of eye disease patients to a bright world.

Guangzhou Vesber Biotechnology Co. Ltd. is a company headquartered in China that engages in the R & D, production and sale of ophthalmic products.

Jiangsu Youxiang Yisheng Health Technology Co., Ltd., established on 2016-10-17, Business scope includes fitness equipment research and development;Software Technology Development,Technical Services;food,Healthy food,cosmetic,Toiletries sales;Enterprise Marketing Planning;Non-vocational skills training for adults(Does not include nationally recognized vocational certificate training);Conference and Exhibition Services;e-commerce service;design,make,acting,Publish various domestic advertisements;Glasses(no contact lens)Sales;Research and development of vision correction technology(without treatment);Development of a class of medical devices,Sales;electronic product,Research and development of lighting equipment,Production,Sales;Self-operated and agent import and export business of various commodities and technologies(Excluding import and export commodities and technologies that are restricted or prohibited by the state).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Weifang Eye Hospital Co., Ltd., established on 2019-06-05, Business scope includes general hospital services;Medical device technology research and development,technical consulting,technology transfer;Sales:Class I,Class II,Class III medical device,food,Glasses;Non-medical optometry;Health management information consultation;Advertising Design,make,acting,release;Conference and Exhibition Services;Celebration etiquette services and consultation;Design of Celebration Supplies;beauty service;Eye Care Consultation;Elderly Care Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Beijing Angel Software Technology Co., Ltd., established on 2014-09-15, Business scope includes technical consulting,Technical Services,Technology Promotion;software development;software consulting;Computer System Services;data processing(Bank Card Center in Data Processing,PUEvalue in1.4Except for the above cloud computing data centers);Medical Research and Experimental Development;Natural science research and experimental development;design,make,acting,Place an ad.(Enterprises independently choose operating projects according to law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the city's industrial policies.)

Jiangsu Wenci Hospital Group Co., Ltd., established on 2015-03-23, Business scope includes medical management services and consulting;glasses sales;hotel management;Medical device management;Advertising business;Hospital management software development and sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) licensed items:food business;Health food sales(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:General merchandise sales;Optical Instrument Manufacturing;Instrument sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Digital real estate platform transforming property management in an intelligent, automated and modern way.

Hunan Yanasecond Health Industry Co., Ltd., established on 2017-05-18, Business scope includes vision health management;electronics production(limited branch);Class I medical device production(limited branch);Production of Class II Medical Devices(limited branch);furniture production,processing(limited branch);Manufacturing of special equipment for the electronics industry(limited branch);Class I medical device,Sales of Class II Medical Devices;Class I medical device,R&D of Class II medical devices.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Part of Huaxia Eye Hospital Group Co., Ltd., Xiamen Eye Center Co. Ltd. is a company headquartered in China. The firm operates as eye center.

Greenmark Technology (Shenzhen) Co., Ltd., established on 2014-05-09, Business scope includes general business items:working on electronic products,Technical development and sales of optical devices and accessories;Technology development and sales of capacitance cards;Sales of point-read product camera modules;Technical development of point reading pen products,technical consulting,Technical Services,Technology Transfer and Sales;Application software technical service;Software Technology Development;Software Technology Consulting;model design;circuit design;Sales of reading pens,Import and export supporting business.(law,Administrative regulations,Except for items prohibited by the State Council,Restricted projects must obtain a license before operating),The licensing program is: