Suzhou Rigao Micro-Nano Optical Precision Machinery Co., Ltd., established on 2009-07-08, Business scope includes research and development,Processing,Sales:Precision Optical Equipment and Components,And provide after-sales service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Suzhou SYNTA Optical Technology Co. Ltd., a subsidiary of Synta Technology Corp., is a company headquartered in Suzhou, China, that manufactures optical instruments and lenses.

Tasco Sales, Inc. is a private company headquartered in New York, NY, involved in toys and hobby goods and supplies.

Guangdong Yisitu Technology Development Co., Ltd., established on 2020-03-27, Business scope includes research and development,Production,Sales:Optical Instruments,Hardware,plastic product,electronic product,photographic equipment,automation equipment(Listed business scope involves manufacturing,Sales and import of measuring instruments).(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)

Part of Recticel SA, Matra AG is a company headquartered in Hofstetten-Fl��h, Switzerland, that manufactures matresses and slat bed bases. The firm was acquired by Recticel SA on January 25, 2002.

Ningbo Xinhui Photoelectric Technology Co., Ltd., established on 2001-11-23, The business scope includes digital cameras and key components,Development of optical and electronic components,manufacture.

Hongfu Industry Co. Ltd. is a Chinese private company located in Beijing providing investment services.

The University of California is the nation's best public university system, delivering top-notch research and innovation to California (and the world).

NIPPON STEEL CORP. engages in the manufacture and trade of steel products. It operates through the following segments: Steelmaking and Steel Fabrication; Engineering and Construction; Chemicals; New Materials; and System Solutions. The Steelmaking and Steel Fabrication segment produces and distributes steel sheets, plates, bars and wire rods, pipes and tubes, and machinery parts. The Engineering and Construction segment develops steel plants, heat management facilities, and industrial machinery and equipment. The Chemicals segment deals with chemical products, carbon materials, and epoxy resin products. The New Materials segment manufactures and trades semiconductors, stainless steel foils, silicon carbide wafers, carbon fibers, and metal substrates for catalytic converters. The System Solutions segment includes information technology infrastructure services. The company was founded in 1886 and is headquartered in Tokyo, Japan.

Chengdu Yiyun Technology Co., Ltd., established on 2014-04-23, Business scope includes development,Sales of computer software and hardware;research and development,sell electronics;computer system integration;Computer Information Technology Consulting;data processing;computer technology development,technical consulting,Technical Services;business inquiries(Does not include investment advice);Business Management Consulting;marketing planning;Conference Services;market survey;Sales:Office Supplies,electronic product,daily necessities;book retail(Did not obtain the relevant administrative license(approval),Do not carry out business activities);food sales(Did not obtain the relevant administrative license(approval),Do not carry out business activities).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Raytheon, established on 1998-04-07, Business scope includes contracting design and construction projects of Shanghai Elf Ato Hydrogen Peroxide Co., Ltd..

Jilin Hongke Photoelectric Technology Co., Ltd., established on 2017-02-23, Business scope includes optical products,electronic product,security product,Environmentally friendly products,Development of Opto-Mechatronic Equipment,integrated,Production(limited branch),Sales and after-sales service;Technical Design in the Field of Opto-Mechatronics,technical consulting,Technical Services,technology transfer;software,Technology development of computer software, hardware and network,technical consulting,Technology transfer service;Self-operated and agent general commodity and technology import and export business(Operate with a cargo import and export filing license),auto parts(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Meade is a leading designer and distributor of telescopes and accessories for the beginning to serious amateur astronomer. Meade has successfully introduced a wide range of new products, resulting in what the Company believes to be the broadest and most complete line of telescopes available.

Part of Hanwha Corp., Gros-Ite Industries, Inc. is an American company focused on aircraft engines and engine parts.

Nantong Schmidt Opto-Electrical Technology Co. Ltd. is a Chinese private company located in Nantong that wholesales binoculars, monocular and other optical telescopes.