Bausch & Lomb is a Canadian eye health products company based in Laval, Quebec, Canada. It is one of the world's largest suppliers of contact lenses, lens care products, pharmaceuticals, intraocular lenses, and other eye surgery products. The company was founded in Rochester, New York in 1853 by optician John Bausch and cabinet maker turned financial backer Henry Lomb. Until its sale in 2013, Bausch & Lomb was one of the oldest continually operating companies in the US.

IMPULSION is a French private company. The firm engages in engineering and technical studies.

Bausch & Lomb Holdings, Inc. developed, manufactured, and sold eye health products. Its products included contact lenses, contact lens care solutions, ophthalmic pharmaceuticals, and surgical products. The company was founded on September 25, 2009 and was headquartered in Rochester, NY.

Wuhan Optical Valley Aerospace Sanjiang Laser Industry Technology Research Institute Co., Ltd., established on 2014-09-05, Business scope includes laser industry technology development,technology transfer,Technical Services,technical consulting;laser products,Mechatronics Equipment,Development of information laser equipment,Production,Wholesale and retail;Technology business incubation service;Import and export,Technology Import and Export,Agent import and export(Goods and technologies prohibited or restricted from import and export by the state are not included).(Projects subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhongshan Jingliang Optoelectronics Technology Co., Ltd., established on 2018-08-22, Business scope includes research and development,Production,Sales:Optoelectronic devices,Communication equipment and its accessories,Computers and Auxiliary Equipment,Electrical Equipment,Synthetic resin;Technical extension services;Information system integration service;Software development and sales;manufacture,Sales and import of measuring instruments;Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval)(The above business scope involves the import and export of goods,Technology Import and Export).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jinwei Ke is a manufacture of laser application intelligent equipment.Their products include an automated production line, sheet cutting, pipe cutting plates and tube integration, welding and cleaning machines, new energy batteries, precision cutting, bending centers, and an automatic loading and unloading laser pipe cutting machine.

Beijing Guoke Century Laser Technology Co., Ltd., established on 2002-04-27, The scope of business includes the production of semiconductor laser pump modules;technology development,Technical Services,technical consulting,technology transfer;Import and export,Technology Import and Export,Agent import and export.(Market entities independently choose business projects in accordance with the 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 industrial policies of the state and this city.)

Kunshan Yunco Precision Industrial Technology Co., Ltd., established on 2012-07-03, Business scope includes precision machinery equipment and spare parts,Design of automation equipment,to develop,Production,Sales and technical service;Metal Fabrication Services;Import and export business of goods and technology.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) General project:Metal cutting and welding equipment manufacturing;Laser marking processing;Metal cutting machine tool manufacturing;General equipment manufacturing(Does not include special equipment manufacturing);Manufacturing of auto parts and accessories;Manufacturing of electronic components and electromechanical components;Motor and its control system research and development;software development;Machinery and Equipment Leasing(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)