do biot is one of the knowledge -based products that was presented in this event. this product is used for mapping in various industries. passing through hard-to-reach areas and completely eliminating ground control points are the characteristics of the new generation of uavs , which are designed and produced as dual-life uavs by daneshbunian company's technicians. this product a drone is a mapping drone, a mapping drone, two lives. the meaning of two lives is that, in fact , it can be both fixed-wing and vertical. flight, in fact, now to approximate the mind of the audience , fly like an airplane or like a helicopter. this product is used to prepare maps in various industries, including agriculture. mapping is capable of completely removing ground control points, which can facilitate mapping projects and can greatly reduce costs. we actually provided the ability to completely remove ground control points this means that there is no need to go directly to the ground to collect points. this drone consists of two parts. there is a vertical flight platform that weighs