eTower is a cross-border e-commerce logistics collaboration platform. Through integration, all labor divisions in the cross-border logistics chain can easily share data and work together efficiently and conveniently. SaaS services based on cloud computing help those logistics providers who have the heart and strength to quickly cut into the field of cross-border e-commerce, namely, connect and use, and charge on demand, so that logistics providers can focus on their areas of expertise without being bound by informatization.