ServiceOne Limited is one of the largest Independent Multi-vendor Information Technology Services providers in China and Asia-Pacific regions, was founded in 1998 with headquartered in Hong Kong. A member of Expert Systems Holdings Limited (HKEx Stock 8319). Our service coverage and deliverable is built upon our organization with over 1,900 professional staff; China headquarter in Beijing; Asia-Pacific Call Center in Guangzhou; more than 50 wholly owned subsidiaries established in 40 major cities; covering more than 1,500 cities across the regions. Since 1998, we have been continuously established the long term relationship with vendor business partners and corporate business clients.