Focus on communications solutions, ESI has a regional coverage of SE Asia and Greater China. Communications solutions provided including: 1. Unified Communications Management – Centralize Management of Audio and Video Conferencing, Call Centre, Telephony, Voice to Email, Fax to Email to enhance operation efficiency 2. 3G Solution for Customer Service, Marketing, Sales and Information Display, that enhance operation efficiency, income source and corporate image 3. IP Fax solution that reduce IDD and telephone line cost 4. GPS and Real Time Location Base Solution for fleet management and asset management