3S wants to contribute its unique value to the Software Out-sourcing/Off-shoring Service Industry in Vietnam and creating more choices for customers to quickly find a reliable Vietnam partner for the development and maintenance of their IT Solutions. We're based in Vietnam and proudly work with global customers small or large. The experience in both open source and commercial offerings empowers 3S to tailor solutions to suit your business needs. Our experience, expertise, best-equipped facility, professional management, commitment and happy smiles have been bringing our customers the utmost satisfaction.