GreenSafety Technology Limited (GST) was established in 2015 with a goal to redefine road safety and make groundbreaking contributions to IoT and Smart City developments. They specialize in developing vehicle telematics, which is the monitoring of vehicles. Through this technology, managers are able to monitor their fleet location in real-time, check the statuses of different vehicles, and understand the driving behavior of their drivers. GST's 4S Solution is a cloud-based fleet management system that uses GPS technology and mobile networks to provide fleet managers with all relevant statuses of their vehicles such as the exact real-time location, precise records of routes, mileage, and dangerous driving behavior. Additionally, 4S provides video recording and playback function and various reports for fleets. By using this self-developed system, fleets may achieve fuel savings; reduce insurance cost, accident claims, and operating expenses; and increase productivity, fleet safety, and security. Moreover, with their team of expert analysts, GST strives to maximize operation efficiency through Big Data Analytics.