Rohde & Schwarz
Founded over 80 years ago, Rohde & Schwarz is one of the world’s leading manufacturers of information and communications technology products for professional users. Initially, its core business focused on test and measurement equipment, RF engineering, and RF applications in wireless communications and broadcasting. Over the decades, the company’s business scope has continuously expanded. The digital transformation of technology, business, and society has fostered a globally connected world, meaning almost all future products will utilize IP-based communication technologies. To achieve this, highly reliable data security is required. Rohde & Schwarz has entered this business area and become one of Germany’s largest manufacturers of IT security products.
Visit the official website to learn more about R&S
https://www.rohde-schwarz.com.cn/home_48230.html
AMETEK
Headquartered in San Diego, California, AMETEK Programmable Power specializes in the R&D, production, and sales of precision AC and DC programmable power supplies, electronic loads, application-specific power subsystems, and compliance test solutions for customers requiring professional power products and services. AMETEK Programmable Power boasts the industry’s broadest portfolio of programmable power products under the well-known Sorensen, Elgar, California Instruments, and AMREL brands. AMETEK Programmable Power is your trusted “Power Partner.”
Visit the official website to learn more about AMETEK
https://www.powerandtest.com.cn/
GW Instek (Taiwan)
GW Instek (Suzhou) Electronics Co., Ltd. is a subsidiary of Good Will Instrument Co., Ltd. (Taiwan). Founded in 1975 and located in Tucheng, New Taipei City, Taiwan, GW Instek is the earliest and largest professional electronic test and measurement instrument manufacturer in Taiwan. Starting with power supplies and centering on measurement technologies, GW Instek focuses on the R&D of precision electronic measuring instruments. GW Instek pioneered the domestic manufacturing of electronic test instruments, spearheaded the development of LCD digital oscilloscopes, and is one of the few manufacturers in Taiwan with the core capability to produce digital oscilloscopes and spectrum analyzers.
Visit the official website to learn more about GW Instek
Extech Electronics – EEC (Taiwan)
Founded in 1978, Extech Electronics Co. (EEC) is dedicated to the R&D and manufacturing of electrical safety testers and power supplies. Our products are widely used in defense, aerospace, home appliances, electronic components, green energy, and medical industries. EEC is also the world’s first safety test instrument brand to receive TUV/GS safety certification. Collaborating with world-leading laboratories, EEC provides accurate, reliable, and unique solutions. Fulfilling customers’ safety testing and power supply needs is our primary mission. With over 40 years of accumulated experience, we will continue to work closely with our partners, understand market demands, and provide the best service.
Visit the official website to learn more about EEC
HIOKI (Japan)
Hioki (Shanghai) Sales & Trading Co., Ltd. is a wholly-owned subsidiary of Hioki E.E. Corporation (Japan). For the past 10 years since its establishment, Hioki has been continuously committed to providing products and services that best meet customers’ needs. With the development of society and the times, Hioki strives to further unite its internal strength and enhance the technological advancement of its products to improve overall market competitiveness. In the field of electrical measuring instruments, providing high-quality products and excellent services for the development of various industries is the driving force behind Hioki’s continuous progress. At the same time, deeply aware of its corporate mission to give back to society and adhering to the corporate philosophy of “Respect for Humanity, Contribution to Society,” the company will continue to lead all employees in making humble contributions to social welfare programs.
Visit the official website to learn more about HIOKI
https://www.hioki.cn/index.html
NF Corporation (Japan)
The name “NF” originates from the term “Negative Feedback.” Negative feedback technology is used to improve circuit stability and high performance, widely applied in electronic circuits and control systems. However, depending on the control method used, the expected performance may not be achieved, and stability could even be compromised. NF’s negative feedback control technology maximizes equipment performance and achieves optimal control to keep it in a stable state. From the amplification of minute signals to wideband power amplification, negative feedback is the core technology encompassing NF’s entire technical domain.
Visit the official website to learn more about NF

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