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Canaan Inc. engages in the research, design, and sale of integrated circuit (IC) final mining equipment products by integrating IC products for bitcoin mining and related components in the People's Republic of China. It is also involved in the assembly and distribution of mining equipment and spare parts. The company has operations in the United States, Australia, Kazakhstan, Hong Kong, Canada, Mainland China, Thailand, Sweden, and internationally. Canaan Inc. was founded in 2013 and is based in Singapore.

Immersion Corporation, together with its subsidiaries, engages in the creation, design, development, and licensing of haptic technologies that allow people to use their sense of touch to engage with and experience various digital products in North America, Europe, and Asia. The company provides technology, patent, and combined licenses. It serves markets, including mobility, gaming, automotive, virtual and augmented reality, and wearables, as well as residential, commercial, and industrial Internet of Things. The company was incorporated in 1993 and is headquartered in Aventura, Florida.

NII Holdings, Inc., through its subsidiaries, provides wireless communication services to the individual consumers under the Nextel brand in Brazil. The company offers its services through wideband code division multiple access and long-term evolution networks. Its services include mobile telephone voice and wireless data, and international voice and data roaming services. The company also provides value-added services, including sports, music, and entertainment streaming capabilities; online education; and access to national and international WiFi hotspot networks. As of December 31, 2018, it had approximately 343,600 subscribers. The company markets its services through direct sales representatives, indirect sales agents, retail stores and kiosks, and other subscriber-convenient sales channels. The company was formerly known as Nextel International, Inc. and changed its name to NII Holdings, Inc. in December 2001. NII Holdings, Inc. was founded in 1995 and is headquartered in Reston, Virginia.

Spok Holdings, Inc., through its subsidiary, Spok, Inc., provides healthcare communication solutions in the United States, Europe, Canada, Australia, Asia, and the Middle East. The company's products and services enhance workflows for clinicians and support administrative compliance. It delivers clinical information to care teams when and where it matters to enhance patient outcomes; and provides GenA Pager, a one-way alphanumeric pager. The company offers subscriptions to one-way or two-way messaging services, as well as alphanumeric pagers that are configurable to support unencrypted or encrypted operation; and ancillary services, such as voicemail, and equipment loss or maintenance protection services, as well as sells devices to resellers who lease or resell them to their subscribers. Its Spok Care Connect suite products for contact centers, clinical alerting and notification, mobile communications and messaging, and public safety notifications. In addition, the company provides professional, software license updates, and product support services, as well as sells third-party equipment. It serves businesses, professionals, management personnel, medical personnel, field sales personnel and service forces, members of the construction industry and construction trades, real estate brokers and developers, sales and services organizations, specialty trade organizations, manufacturing organizations, and government agencies. The company was formerly known as USA Mobility, Inc. and changed its name to Spok Holdings, Inc. in July 2014. Spok Holdings, Inc. was founded in 1986 and is headquartered in Alexandria, Virginia.