COL, an IT services subsidiary of WTT (Former Wharf T&T), is a leading IT services company in Hong Kong with over 40 years of experience and has been crowned Excellent HR Information System Provider of HR Excellence Awards 2014 by the Hong Kong Institute of Human Resource Management. COL offers a full range of IT infrastructure, application development and implementation services including Business Process Outsourcing (BPO). With domain expertise in business applications, we deliver the best practice Human Capital Management (HCM) solutions ranging from award-winning HRMS, web-based employee self-service portal to outsourcing services for MNCs, enterprises and SMEs. “Doc:brary” Document Management System is another key application in our HCM product portfolio to securely manage HR related documents including employees P-file, appraisal records, training materials, etc. COL is a Cisco Gold partner, an EMC Velocity Partner, a Juniper Networks Elite Partner, a Microsoft Certified Partner, an Oracle Gold Partner, a VMware Partner and CMMI Level 3 assessed.