Netac Technology
A Shenzhen-based Chinese data-storage company known for USB flash drives, solid-state storage, memory products, and related peripherals. Consumer SSD brand offering NVMe SSDs
Last updated October 13, 2026
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Overview
Netac Technology Co., Ltd. is a Chinese data-storage and consumer-electronics company headquartered in Shenzhen's Nanshan high-tech district. Established on 29 April 1999 by Guoshun “Frank” Deng and Cheng Xiaohua, the company began by developing compact flash-memory storage products. Its early work focused on an eight-megabyte portable flash-memory device, which Deng reportedly named the “U disk.” The product concept helped establish Netac's identity in removable digital storage and became the foundation for the company's later range of USB flash drives, memory cards, solid-state drives, memory modules, external hard drives, and computer peripherals. Netac is particularly associated with the claim that it invented the USB flash drive. The company says that it developed the technology in 1999 and submitted a Chinese patent application that year. Its first patent for an electronic flash-memory external-storage method and device was granted on 24 July 2002, and its corresponding product reached the market around that period. The historical claim is disputed, however. IBM and other companies have asserted that earlier products or closely related technologies preceded Netac's commercial device; IBM released an eight-megabyte USB flash drive in late 2000, before Netac's product was launched. Challenges to Netac's patent have argued that the patented concept was already apparent from earlier USB architecture and flash-memory technical literature. Accordingly, Netac is best described as an early developer and patent holder in the USB flash-storage field rather than as an uncontested sole inventor of the USB flash drive. Unlike many Chinese electronics companies that primarily operate as original-equipment manufacturers, Netac built a substantial patent portfolio. By 2009, it had reportedly filed more than 300 patent applications in China, the United States, South Korea, and Singapore, with more than 200 applications filed by 2005. Its intellectual-property activities included defensive patents and litigation. Netac filed infringement suits against multiple companies, including PNY Technologies, Lenovo, Sony, Acer, and several Chinese technology and electronics firms. Its 2006 action against PNY was described as the first overseas patent-infringement lawsuit brought by a Chinese company, giving the dispute significance beyond the parties involved. The company's business expanded from removable flash storage into a broader portfolio of memory and data-storage hardware. As of 2021, its main product categories included solid-state drives, memory modules, SD cards, USB flash drives, external hard drives, and related peripherals. Netac has also engaged in technology partnerships. Through a joint venture with Skyworth, Shenzhen Coocaa Network Technology Co., Ltd., it offered high-definition movie and video-download services. Netac developed USB drives for Skyworth televisions with USB ports, allowing downloaded video files to be played directly through compatible television hardware. Netac's market positioning combines consumer storage products with semiconductor-memory technology expertise. Its brand is most closely associated with portable storage, while its patent history and litigation record support a broader image as a Chinese technology company with proprietary intellectual property. The available reference material does not provide complete information on current revenue, management, ownership structure, detailed geographic sales mix, or current corporate strategy. Its current product categories and listed-company status nonetheless place it within China's established storage-device and consumer-electronics industry.
History
Netac Technology was founded in Shenzhen on 29 April 1999 by Guoshun “Frank” Deng and Cheng Xiaohua. The founders spent approximately a year developing a small flash-memory storage device with a capacity of eight megabytes. Deng named the product the “U disk,” a term that became strongly associated with USB flash storage in China. Netac's early development took place during the rapid growth of portable digital storage. Its product was designed to provide a compact alternative to floppy disks and other removable media, using flash memory and a USB connection for data transfer. Netac later became known internationally because of its claim that it invented the first USB flash drive. According to the company's account, it developed the device in 1999 and filed a Chinese patent application in the same year. The relevant Chinese patent, covering an electronic flash-memory external-storage method and device, was granted on 24 July 2002, and the product was launched around that time. The invention claim has remained contested. IBM and other manufacturers have pointed to earlier work and products, including an eight-megabyte USB flash drive released by IBM in late 2000. Because IBM's product reached the market more than a year before Netac's commercial launch, the chronology complicates Netac's claim to have been the first commercial USB flash-drive maker. At least 14 companies also sought to invalidate Netac's patent. Their arguments included that the claimed technology had already been disclosed by the combination of earlier USB system-architecture material and a 1997 handbook on flash-memory technology, or that the combination would have been obvious to a skilled practitioner. Despite the controversy surrounding the historical claim, Netac developed a notable intellectual-property portfolio. By 2009, the company had reportedly filed more than 300 patent applications in the United States, South Korea, Singapore, and China. More than 200 of those filings had reportedly been made by 2005. The portfolio included Chinese, US, South Korean, and Singaporean patents relating to flash-memory storage, semiconductor storage devices, boot processes, and USB wireless-modem technology. One US patent associated with the flash-memory storage technology later expired. Netac used its patents in a series of disputes with other electronics and technology companies. The companies identified in reference material include PNY Technologies, Lenovo, Huaqi Information Digital Technology, Fuguanghui, Xingzhidao, Sony, Acer, and Tai Guen Enterprise. The 2006 action against PNY Technologies was notable because it was characterized as the first patent-infringement lawsuit filed overseas by a Chinese company. These cases helped make Netac a visible example of a Chinese electronics business using intellectual property in international commercial disputes. The company subsequently broadened its business beyond USB flash drives. Its product range included solid-state drives, memory modules, SD cards, external hard drives, and peripherals. Netac also worked with Skyworth through Shenzhen Coocaa Network Technology Co., Ltd., a joint venture associated with high-definition movie and video-download services. Netac's compatible USB flash drives could be used with USB-equipped Skyworth televisions to play video files directly from removable storage. Netac is a listed Chinese storage company headquartered in Shenzhen. The available reference material identifies its Shenzhen office as being in the Nanshan high-tech district. By 2021, the company's product structure was centered on consumer and computer-storage hardware, including solid-state and removable storage. The available sources do not provide enough information to document a complete current executive roster, detailed financial history, present ownership structure, or a full chronology of later product releases. Its documented historical importance rests on its early flash-storage development, patent activity, litigation strategy, and expansion into a broader storage-device portfolio.
- 2021
Storage products form Netac's main product range
[1]The company's identified product lines include solid-state drives, memory modules, SD cards, USB flash drives, external hard drives, and peripherals.
- 2009
Netac's patent portfolio exceeds 300 applications
[1]By 2009, Netac had reportedly filed more than 300 patent applications across China, the United States, South Korea, and Singapore.
- 2006
Netac files an overseas patent lawsuit against PNY
[1]Netac brings a patent-infringement action against PNY Technologies, an event described as the first overseas patent case filed by a Chinese company.
- 2005
Netac has filed more than 200 patent applications
[1]Reference material reports that more than 200 of the company's patent applications had been filed by 2005.
- 2002
Netac receives its first flash-storage patent
[1]China grants Netac a patent for an electronic flash-memory external-storage method and device on 24 July 2002.
- 2002
Early Netac U disk product reaches the market
[1]Netac commercializes an eight-megabyte flash-memory storage product associated with its U disk terminology.
- 2000
IBM releases an eight-megabyte USB flash drive
[1]IBM's reported late-2000 product later becomes an important reference point in disputes over whether Netac was first to commercialize a USB flash drive.
- 1999
Netac is founded in Shenzhen
[1]Guoshun “Frank” Deng and Cheng Xiaohua establish Netac Technology on 29 April 1999 and begin developing an eight-megabyte portable flash-memory device.
Products and positioning
A Chinese storage-technology brand combining consumer data-storage hardware with a substantial patent portfolio and an early association with USB flash storage.
Portable storage · 2002
USB flash drives
USB flash drives are Netac's historically defining product category. The company developed an early eight-megabyte flash-memory device and associated it with the U disk name. Its flash drives provide removable, portable data storage through a USB connection and were also developed for use with compatible Skyworth televisions for playing downloaded video files.
Computer storage
Solid-state drives
Netac's solid-state drives extend the company from removable storage into internal and external computer-storage applications. They use semiconductor flash memory rather than spinning magnetic disks and form one of the principal product categories identified for the company in the 2021 product overview.
Computer memory
Memory modules
Memory modules are part of Netac's broader semiconductor-memory offering. They serve computer and other compatible hardware platforms and complement the company's storage products, although the available reference material does not specify particular module families, capacities, or launch dates.
Removable storage
SD memory cards
SD cards provide removable flash storage for cameras, mobile devices, embedded systems, and other compatible equipment. They are identified as one of Netac's main product categories, but detailed specifications and individual product names are not established by the available sources.
External storage
External hard disk drives
External hard disk drives broaden Netac's portfolio into higher-capacity portable and desktop data storage. The category is listed among the company's principal products as of 2021, while the available material does not identify specific models or technical generations.
Computer accessories
Computer peripherals
Netac also offers peripherals associated with computers and digital storage use. The reference material identifies peripherals as a product category but does not provide enough detail to enumerate the individual devices or accessories included.
Controversies
2024
2020
Court orders Micron to compensate Netac in patent case
In a patent case brought by Netac, Beijing Intellectual Property Court judgments required Micron to pay Netac RMB 3 million in economic damages and RMB 36,000 in reasonable expenses. The report says Jiahe Yimei was also ordered to pay reasonable expenses.
Brand decisions
2006
Netac adopts an overseas patent-litigation strategyOtherBackground
Netac's flash-memory patent became the basis for disputes with storage and electronics companies. The company pursued a case against PNY Technologies in the United States and had also identified multiple other companies as infringement targets.
Action taken
Netac filed a patent-infringement lawsuit against PNY Technologies, described in the reference material as the first overseas patent case brought by a Chinese company.
Aftermath
The action contributed to Netac's visibility as a Chinese technology company willing to use patents in international disputes. The available material does not establish the final legal outcome or damages.
- Netac expands from USB flash drives into a broader storage portfolioStrategy
Background
After becoming associated with portable flash storage, Netac developed additional memory and storage categories to serve computers, digital devices, and consumer electronics.
Action taken
The company added solid-state drives, memory modules, SD cards, external hard drives, and peripherals to its product range.
Aftermath
By 2021, Netac was described as a broader data-storage company rather than a business focused solely on USB flash drives.
- Netac participates in a Skyworth joint ventureM&A
Background
Netac sought to connect removable storage with television-based digital entertainment and online video services.
Action taken
Netac joined Skyworth in Shenzhen Coocaa Network Technology Co., Ltd., which provided high-definition movie and video-download services. Netac also developed USB drives designed to work with compatible Skyworth televisions.
Aftermath
The partnership linked Netac's storage hardware with Skyworth television products, although the available source does not provide the venture's financial results or later status.
Recent events
Netac launches Yueying II DDR5 memory[6]
Netac formally launched its Yueying II DDR5 memory series at the end of October. The product is offered in 16 GB and 32 GB capacities.
Court orders Micron to compensate Netac in patent case[5]
Reported:
In a patent case brought by Netac, Beijing Intellectual Property Court judgments required Micron to pay Netac RMB 3 million in economic damages and RMB 36,000 in reasonable expenses. The report says Jiahe Yimei was also ordered to pay reasonable expenses.
Sources6 sources
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