Roctec Global Public Company Limited, together with its subsidiaries, provides system integration services and advertising services in Thailand, Hong Kong, and Vietnam. The company offers data network infrastructure solutions, such as telecommunications systems and network security infrastructure; cyber security solutions, including in-train CCTV system, and integrated speed and position supervision systems; and innovative technology solutions comprising public address system, next train application, detection system for trackside panels, AI aided driving simulation system, train crew announcement app, cross-harbour easy, smart tunnel, and smart toilet. The company also provides transportation solutions, such as in train passenger information, flight information display, personal flight information display, passenger information display systems, smart digital display kiosks, in-train dynamic route map, in train capacity information, and temperature monitoring for axle boxes. In addition, it offers digital display solutions comprising smartphone interactive media, digital out of home media, digital signage and directory, lobby LCD displays, lift embedded LCD displays, digital out of home, high-definition curve screens, electronic poster screens, digital poster, display board for sportsground and stadium, outdoor rooftop led panel, and digital advertising platform. Further, the company provides services related to outdoor advertising and other advertising media. Additionally, it offers media rental, and design and system installation services; invests in advertising media; and distributes software and computer related products, including system development, installation, and maintenance. The company was formerly known as Master Ad Public Company Limited and changed its name to Roctec Global Public Company Limited in December 2023. Roctec Global Public Company Limited was founded in 1988 and is headquartered in Bangkok, Thailand.