About CTS
Global Scope, Local Delivery. Since 2007.
We are the bilingual IT execution arm that connects global enterprises with top-tier technical services, communication solutions, and hardware logistics in China and beyond.
Built on a Legacy of Trust
CTS is the professional technical service brand of Shanghai Xiyou Computer Technology Co., Ltd. (CIUCTS). As the parent company, CIUCTS holds a strategic stake in Lumevax Intelligent Display (Shanghai) Co., Ltd., forming a powerful synergy between world-class display manufacturing and on-the-ground technical execution. With a unified vision, we provide turnkey solutions to Fortune 500 clients operating in China and abroad.
Why Global Enterprises Choose CTS
Bilingual IT Engineers
Fluent in English and Chinese. Certified IT professionals ready for on-site delivery.
Nationwide Field Dispatch
30+ cities covered including Beijing, Shenzhen, Guangzhou, and the Yangtze River Delta.
Communication & SIP Experts
Deep expertise in Microsoft Teams Direct Routing, SBC deployment, and SIP trunking.
Global IT Sourcing & Logistics
Procure high-value refurbished equipment and export worldwide with full clearance support.
SIP Trunk & Teams Voice Solutions
CTS operates a dedicated service platform — www.siptrunk.cn — specializing in Microsoft Teams Direct Routing and local SIP Trunk provisioning across China. We serve nearly 100 Fortune 500 clients globally, ensuring enterprise-grade PSTN connectivity.
Empowering multinational corporations to connect seamlessly within China.
Lumevax Displays & LED Solutions
Lumevax is a premium commercial display brand backed by CTS's parent company. From interactive flat panels and video walls to custom indoor & outdoor LED installations, Lumevax delivers world-class display engineering to global enterprises, education, and public sectors.
Empowering the world with superior display technology built in China.