Online business platforms and social networking sites are popular channels to connect with customers. This phenomenon leads to opportunities for online businesses. FlexSystem as an experienced technology solutions provider was invited to introduce how system can help operators achieve fast delivery and satisfy Omni-channel needs. Demonstration booth was set up, imitating the flow of picking and putting items in warehouse using systematic approach (Put-To-Light System) to achieve optimization in order fulfilling processes. The system is also a practical application of barcode technology which brings much convenience to retailing industry.