$MVTG Contracts with Telecommunication Carriers for Drone Mapping Services https://finance.yahoo.com/news/mantra-venture-group-contracts-telecommunication-120000812.html investorshub.advfn.com/uimage/uploads/2017/7/25/htpyyname.PNG investorshub.advfn.com/uimage/uploads/2017/7/25/gfmpbpr.7.25.17.drones.PNG