2019 Taobao Maker Festival | Drones of the sea, robotic bartenders and exoskeleton technology2019-09-202019-09-20https://mdpair.com/wp-content/uploads/2017/04/mdpair-logo.pngmdpAIRhttps://mdpair.com/wp-content/uploads/2017/04/mdpair-logo.png200px200px