Overview

Royole is a Chinese technology company founded in 2012 by Stanford-trained engineers, including founder Bill Liu, and associated with the development and commercialization of flexible displays, flexible sensors, and devices built around those technologies. The company was headquartered in Shenzhen and also maintained offices in Fremont, California, and Hong Kong. Its core proposition was to make displays and human-machine interfaces bendable, thin, and adaptable to products that conventional rigid screens could not easily support. Royole's work covered both component technology and finished products. Its portfolio and demonstrations included fully flexible displays, flexible sensors, foldable mobile devices, a foldable three-dimensional mobile theater, automotive display applications, and the RoWrite smart writing pad. The company sought to distinguish itself by developing flexible-electronics manufacturing capacity rather than relying solely on laboratory prototypes. Its Shenzhen production campus was described as a quasi-G6 facility with approximately 4.5 million square feet of space and was intended to support volume production of fully flexible displays. The company's most prominent product was FlexPai, introduced in 2018 as the world's first commercially available foldable smartphone with a fully flexible display. The device placed Royole ahead of larger consumer-electronics companies in publicly demonstrating and selling a foldable phone, although the wider foldable-phone market later became associated more strongly with major smartphone manufacturers. Royole also extended flexible display technology into experimental and luxury applications. In 2019 it partnered with Louis Vuitton on the Canvas of the Future handbag line, which incorporated flexible displays and was presented during Louis Vuitton's Cruise 2020 show in New York. Royole's development history included several technology milestones: thin full-color flexible displays and sensors in 2014; a foldable 3D mobile theater in 2015; a curved automotive dashboard using flexible electronics in 2016; the RoWrite smart writing pad in 2017; production activity at its Shenzhen campus in 2018; and the launch of FlexPai later that year. It also announced an exploratory relationship with the Airbus China Innovation Centre concerning possible aircraft applications for flexible displays and sensors, including cabin-safety and energy-efficiency objectives. The company attracted investment from institutions reported to include IDG Capital, AMTD Group, and Knight Capital. In late 2020, Royole applied to list on the Shanghai Stock Exchange's STAR Market, but withdrew the application after issues concerning shareholder structure emerged. The withdrawal was followed by reports of severe cash-flow pressure. In late 2021, reports citing employees said that salary payments had been delayed for months while the loss-making company sought additional financing. Liu reportedly told employees that financing was being pursued and that outstanding wages might be paid in December or January, although the timing remained uncertain. Publicly available reference material does not establish Royole's current operating status, ownership, or whether its manufacturing and commercial activities continue at their former scale.

History

Royole was established in 2012 by Stanford engineering graduates, including Bill Liu, also identified as Liu Zihong. From its beginning, the company focused on flexible electronics: displays and sensors capable of bending or conforming to different surfaces, with potential applications in mobile devices, automotive interiors, aviation, consumer products, and human-machine interfaces. During its early development, Royole publicized a sequence of technology achievements. In 2014, it reported producing very thin full-color flexible displays and flexible sensors. In 2015, it demonstrated a foldable three-dimensional mobile theater, while in 2016 it presented a curved automotive dashboard based on flexible-electronics technology. These projects reflected a strategy of showing flexible displays in multiple form factors rather than limiting the technology to conventional smartphones. Royole also developed products intended for everyday use. In 2017, it introduced RoWrite, a smart writing pad based on flexible sensors. The product represented an effort to translate the company's sensor technology into a consumer-facing input device. The same broader strategy involved building manufacturing capacity in China. Royole's Shenzhen quasi-G6 mass-production campus was described as covering roughly 4.5 million square feet and supporting volume production of fully flexible displays. Production activity at the campus became an important part of the company's claim that it could manufacture flexible electronics at scale rather than merely demonstrate prototypes. Royole gained its greatest public attention in 2018 with FlexPai. The foldable smartphone used a flexible display and was described as the first commercial foldable smartphone of its kind. Its release gave Royole an early lead in a product category that subsequently attracted much larger smartphone companies. In the same period, the company explored non-phone applications. The Airbus China Innovation Centre announced a partnership with Royole in December 2018 to study flexible displays and sensors for aircraft development, with possible benefits including improved cabin safety and lower energy consumption. The company continued to promote flexible electronics through cross-industry collaborations. In May 2019, Royole worked with Louis Vuitton on the Canvas of the Future handbag line. The bags included built-in flexible displays and were shown at Louis Vuitton's Cruise 2020 runway event in New York. The collaboration positioned flexible displays as a design and luxury-material technology as well as a smartphone component. Royole reportedly received backing from investors including IDG Capital, AMTD Group, and Knight Capital. Toward the end of 2020, it sought a public listing on Shanghai's STAR Market. The application was withdrawn shortly afterward following issues related to shareholder structure. The failed listing attempt became a major financial and governance turning point because it removed a prospective source of public-market capital. In December 2021, media reports citing employees described months of delayed salary payments and tight cash flow at the money-losing company. Liu reportedly told staff during a November 30 all-hands meeting that the company was seeking financing and expected funds in December, while acknowledging uncertainty over when all back pay would be settled. These reports raised questions about Royole's financial resilience and its ability to sustain manufacturing and research operations. The available reference material does not provide a definitive account of later ownership, insolvency proceedings, corporate closure, or present-day operating activity. Accordingly, Royole's current status should be treated as unresolved rather than definitively active or defunct.

2021
Employee salary-payment delays reported
[1]Royole - Wikipediaen.wikipedia.org
Reports described months of delayed salary payments while Royole sought financing amid cash-flow difficulties.
2020
STAR Market listing application withdrawn
[1]Royole - Wikipediaen.wikipedia.org
Royole withdrew its Shanghai STAR Market listing application after reported shareholder-structure issues.
2019
Canvas of the Future collaboration
[1]Royole - Wikipediaen.wikipedia.org
Royole collaborated with Louis Vuitton on handbags incorporating flexible displays.
2018
Shenzhen flexible-display campus enters volume production
[1]Royole - Wikipediaen.wikipedia.org
Royole's quasi-G6 Shenzhen campus was associated with volume production of fully flexible displays.
2018
FlexPai commercial foldable smartphone
[1]Royole - Wikipediaen.wikipedia.org
Royole launched FlexPai, described as the world's first commercial foldable smartphone with a fully flexible display.
2018
Airbus China Innovation Centre partnership
[1]Royole - Wikipediaen.wikipedia.org
Royole and the Airbus China Innovation Centre began exploring flexible-display and sensor applications for aircraft.
2017
RoWrite smart writing pad
[1]Royole - Wikipediaen.wikipedia.org
Royole introduced RoWrite, a smart writing pad using flexible sensors.
2016
Curved automotive dashboard
[1]Royole - Wikipediaen.wikipedia.org
Royole demonstrated a curved car dashboard based on flexible electronics.
2015
Foldable 3D mobile theater
[1]Royole - Wikipediaen.wikipedia.org
The company developed a foldable three-dimensional mobile theater using flexible-display technology.
2014
Thin full-color flexible displays and sensors
[1]Royole - Wikipediaen.wikipedia.org
Royole reported producing thin full-color flexible displays and flexible sensors.
2012
Company founded
[1]Royole - Wikipediaen.wikipedia.org
Stanford engineering graduates, including Bill Liu, founded Royole to develop flexible displays, flexible sensors, and related human-machine-interface technologies.

Products and positioning

Frontier flexible-electronics technology and commercialization

Foldable smartphone · 2018
FlexPai
FlexPai was Royole's best-known consumer product and used a fully flexible display to create a phone that could fold. Introduced in 2018, it was described as the world's first commercial foldable smartphone. The product served both as a retail device and as a demonstration that Royole's flexible-display technology could be integrated into a mass-market mobile form factor.
Smart writing pad · 2017
RoWrite
RoWrite was a smart writing pad introduced in 2017. It used flexible-sensor technology to capture or support the digital handling of handwritten input, illustrating Royole's attempt to apply its sensor expertise beyond display panels and smartphones.
Display technology · 2014
Royole fully flexible displays
Royole developed thin, full-color, fully flexible display panels intended for integration into mobile devices, vehicles, aircraft, wearable products, and other human-machine interfaces. The company linked these products to its Shenzhen quasi-G6 manufacturing campus and its effort to move flexible displays from prototypes toward volume production.
Sensor technology · 2014
Flexible sensors
Royole's flexible sensors were designed for applications requiring bendable or conformable input surfaces. They supported products such as RoWrite and were also proposed for automotive, aircraft, and other human-machine-interface applications.
Luxury wearable and fashion technology · 2019
Canvas of the Future handbags
Canvas of the Future was a Royole and Louis Vuitton collaboration involving handbags with integrated flexible displays. The line was unveiled at Louis Vuitton's Cruise 2020 runway show in New York and demonstrated how Royole's display technology could be incorporated into luxury accessories.

Controversies

2021
Reported salary-payment delays amid financial strain
Reports citing Royole employees said that salary payments had been delayed for months as the loss-making company faced tight cash flow and sought new financing. Founder and CEO Liu Zihong reportedly discussed the situation at a November 30 all-hands meeting and indicated that repayment timing remained uncertain.
Source
2021
Prolonged unpaid wages led employees to file for bankruptcy; court declared bankruptcy in 2024
Royole began facing reports of unpaid wages in 2021, as operations stalled and the company continued seeking financing. In 2024, employee creditors filed for bankruptcy; after accepting the liquidation case, the court declared the company bankrupt. This entry completes the judicial aftermath of the earlier unpaid-wage and financial-pressure events, without adding the same crisis as a separate item.
Source

Marketing campaigns

2019Canvas of the Future
United States · International luxury-fashion market
Royole collaborated with Louis Vuitton on a line of handbags containing built-in flexible displays. The products were presented at Louis Vuitton's Cruise 2020 runway show in New York, giving Royole visibility in luxury fashion and positioning flexible displays as a material for accessories.
Outcome. The collaboration produced a high-profile public demonstration of flexible-display technology in luxury goods. Long-term commercial results are not specified in the reference material.
Source

Brand decisions

2020
Withdrawal of STAR Market listing applicationOther
Background
Royole sought access to public-market financing through a proposed listing on the Shanghai Stock Exchange's STAR Market.
Action taken
The company withdrew its listing application after reported issues concerning shareholder structure.
Aftermath
The withdrawal eliminated the proposed public-market funding route and preceded later reports of financial pressure and delayed employee salary payments.
Source
2019
Expansion into luxury fashionStrategy
Background
Royole explored applications that treated flexible displays as design elements and materials rather than only as smartphone components.
Action taken
It collaborated with Louis Vuitton on the Canvas of the Future handbag line.
Aftermath
The runway presentation raised the technology's profile in luxury fashion, although the reference material does not establish the collaboration's continuing commercial scale.
Source
2018
Commercial launch of FlexPaiProduct launch
Background
Royole had developed flexible displays and sensors and sought to demonstrate their viability in a consumer product.
Action taken
The company launched FlexPai, a foldable smartphone using a fully flexible display.
Aftermath
The launch gave Royole an early position in the commercial foldable-phone category and increased attention around flexible-display technology.
Source
2018
Expansion into aviation applicationsStrategy
Background
Royole sought to extend flexible displays and sensors beyond consumer electronics into industrial and transportation environments.
Action taken
The company partnered with the Airbus China Innovation Centre to explore aircraft-development applications.
Aftermath
The partnership broadened the range of potential applications under consideration, including cabin safety and energy conservation. No subsequent commercial aircraft deployment is specified.
Source

Recent events

2021-07-06
Royole announces RoKit sales in four markets for August[6]柔宇宣布RoKit将于8月在四个市场销售itbear.com.cn
An article dated July 6, 2021 reported that Royole's RoKit flexible-product development kit was planned to go on sale in August in China, the United States, Europe and Japan; the article did not report that those sales had begun.
2021-06-21
Royole launches RoKit flexible electronics development kit[7]柔宇科技推出 RoKit 柔性电子开发套件prnewswire.com
Reported: 2021-06-21
Royole Corporation announced Royole RoKit, an open-platform flexible electronics development kit, and said it was available for purchase in the United States, United Kingdom, Germany, Japan and China.
Unconfirmed
Royole unveils stretchable micro-LED display technology[8]柔宇科技发布弹力柔性屏技术itbear.com.cn
Royole unveiled its self-developed micro-LED-based stretchable flexible display technology at the 2021 Display Week, according to the article.
2020-11-28
Royole announces plan to file for a STAR Market IPO[9]柔宇科技宣布计划申请科创板上市news.zol.com.cn
Reported: 2020-11-28
Royole Technology reportedly shelved its planned US listing and planned to file for a listing application on China's STAR Market as early as December, seeking to raise up to RMB 12 billion.
2020-03-25
Royole partners with ZTE on future foldable devices[10]柔宇科技与中兴通讯合作开发未来折叠设备pocket-lint.com
Reported: 2020-03-25
Royole partnered with Chinese manufacturer ZTE to collaborate on flexible-display applications for future foldable phones and devices.
2020-03-25
Royole announces FlexPai 2[11]柔宇宣布第二代 FlexPai 2tech.sina.com.cn
Reported: 2020-03-25
Royole announced its second-generation FlexPai 2 foldable-screen phone. The article reported that it was expected to go on sale in summer 2020.
2020-03-25
Royole launches third-generation fully flexible display[12]柔宇发布第三代蝉翼全柔性屏tech.sina.com.cn
Reported: 2020-03-25
Royole presented its third-generation Cicada Wing fully flexible display at its March 25 technology conference.
2020-03-25
Royole and ZTE announce strategic partnership[13]柔宇与中兴通讯宣布达成战略合作tech.sina.com.cn
Reported: 2020-03-25
Royole and ZTE announced a strategic partnership to combine Royole's flexible-display technology solutions with ZTE's 5G and smart-terminal development technologies and promote applications of fully flexible displays in smart terminals.
2020-01-06
Royole launches RoWrite 2 and Mirage Smart Speaker[14]柔宇推出 RoWrite 2 和 Mirage 智能音箱prnewswire.com
Reported: 2020-01-06
Royole unveiled the RoWrite 2 Smart Notebook and Mirage Smart Speaker at a launch event during CES 2020. The company said the RoWrite 2 would be available globally in March and the Mirage Smart Speaker in Q2.