Walter AG manufactures and sells metal cutting tools and grinding machines. It offers products for turning, hole making, threading, milling and adaptors. The firm's industry solutions include engine housing, turbine disc, door frame area, landing gear mounts, wing rib, turbo housing, crankshaft, engine block, electric axle drive housing, pivot bearings, brake callipers, turbine housing, electrical shaft, turbine blade, thermal shaft, mainframe, Kaplan blades, mould and die making, tube machining, general mechanical engineering, pumps, impellers and compressors and machining non-ferrous metal. The company was founded by Richard Walter in 1919 and is headquartered in Tübingen, Germany.

AT&T Inc. is an American multinational conglomerate holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world's largest telecommunications company, the largest provider of mobile telephone services, and the largest provider of fixed telephone services in the United States through AT&T Communications. Since June 14, 2018, it is also the parent company of mass media conglomerate WarnerMedia, making it the world's largest media and entertainment company in terms of revenue. As of 2018, AT&T is ranked #9 on the Fortune 500 rankings of the largest United States corporations by total revenue.

VON ARDENNE GmbH develops, manufactures and sells equipment for vacuum process technology. It specializes in vacuum process, electron beam and plasma technologies in the field of plants, systems and components. The company was founded in 1991 and is headquartered in Dresden, Germany.

Seco Tools AB manufactures and supplies carbide cutting tools and associated equipment. It provides metal cutting solutions for milling, stationary tools, hole making and tooling systems. The company was founded in 1932 and is headquartered in Fagersta, Sweden.

Koninklijke Philips NV is a technology company, which engages in the healthcare, lighting, and consumer well-being markets. It operates through the following segments: Diagnosis and Treatment businesses; Connected Care businesses; Personal Health businesses; and Other. The Diagnosis and Treatment businesses segment consists systems, smart devices, software and services, powered by AI-enabled informatics-that support precision diagnoses and minimally invasive procedures in therapeutic areas such as cardiology, peripheral vascular, neurology, surgery, and oncology. The Connected Care businesses segment consists Hospital Patient Monitoring, Emergency Care, Sleep & Respiratory Care and Connected Care Informatics. The Personal Health businesses segment consists of Oral Healthcare, Personal Care,Mother and Child Care. The Other segment reports on the items Innovation & Strategy, IP Royalties, Central costs, and other small items. The company was founded by Anton Frederik Philips and Gerard Leonard Frederik Philips in 1891 and is headquartered in Amsterdam, the Netherlands.

The Batteries was founded in 2015 by a group of engineers and managers, having over 15 years of experience in designing and manufacturing of thin-film production equipment and manufacturing processes. The major area of company's expertise is engineering of vacuum-based equipment and in-line technological processes, capable of providing high quality, high productivity rate and cost-efficiency of thin-film manufacturing processes.

Optical Coating Laboratory, Inc. (OCLI) used to make optical thin film coatings and components for reflection, refraction, absorption and wavelength separation. It was located in San Jose, CA.

BASF AB supplies raw materials to paper, chemicals, and construction industries. Its products include construction chemical, crop protection products, dispersions and pigments, plastics, polyurethane systems and coating products. The company was founded in 1953 and is headquartered in Göteborg, Sweden.

Nanjing CRRC Puzhen Urban Rail Vehicle Co., Ltd., established on 2006-10-18, The scope of business includes research and development of urban rail transit vehicles and parts,manufacture,repair,lease,Related software development,maintain;Sell ​​self-produced products;General Contracting for Rail Transit Construction Projects;Related technical consultation and services;houses,Equipment Leasing.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shanghai Nanotechnology and Application National Engineering Research Center Co., Ltd., established on 2004-08-20, Business scope includes research and development of nanotechnology and related technologies,Production and sales of nano-related products,Technology development in the nanosphere,technology transfer,technical consulting,Technical Services,Investment in projects and products,account Serive. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Henan Zhuojin Optoelectronics Technology Co., Ltd., established on 2012-02-20, Business scope includes intelligent photoelectric technology,R&D and promotion of magnetron sputtering technology;Electronic product terminal equipment,Research and development of magnetron sputtering equipment,production and sales;touch screen,Conductive film and coated glass,Thin Film Solar Panel,Processing of glass and glass products,Sales;Melt blown nonwovens,Manufacturing and sales of nonwoven fabrics;Manage the export business of the company's own products and technologies and the machinery and equipment needed by the company,spare parts,Import business of raw and auxiliary materials and technologies(Except for commodities and technologies that the state restricts the company to operate or prohibits export).Involved in licensing projects,It should be operated after obtaining the permission of the relevant department

Nanchang O-Film Tech Co., Ltd. engages in the development and manufacture of optical and optical film products. Its business scope includes research and development, production, and operation of optoelectronic devices, optical components, and system equipment; development, production, sales, and technical services of optical glass, new electronic components, optoelectronic components, new display devices and their key components; self-operated and agent of various commodities; and technologies import and export business. The company was founded on October 11, 2012 and is headquartered in Nanchang, China.

Kunming Institute of Precious Metals is a Chinese private company located in Kunming. The firm engages in scientific research institute that specializing in the development of precious metals.

Hunan HuaLei Optoelectronic Corp. is a Chinese company located in Chenzhou that manufactures and distributes optoelectronic products.