SUNNY undertakes a variety of IT system engineering projects, develops web-based management software in Japanese and Chinese and makes graphic designs and webpages. SUNNY also provides integrated computer network solution for enterprises, software and hardware products compatible with the system and configures secure and efficient system settings.

SUNNY also equips customers with PBX, group telephones, and supplementary products such as automatic phone operator, VoIP gateway technology, etc. Moreover, SUNNY also covers planning, design, installation and maintenance of network-based telecommunication system, commissions various telecommunications services with thoughtful aftersales services included.