Robot works at Hanoi coffee shop

However, a coffee shop in Hanoi is a first for Vietnam. A group of young people have created a robot and the coffee shop has attracted a lot of customers. Mortar will be improved to move more smoothly and upgrade its communication skills in the future. The group say that they would like to equip Mortar with Bluetooth communications system so that it could connect to Android smart phones. There's also an application showing the facial expression of the robot.