A dragon boat is a human-powered watercraft

Human-powered watercraft

Human-powered watercraft are watercraft propelled by human power. The three main methods of collecting human power are directly from the hands or feet, through the hands with oars, paddles, or poles or through the feet with pedals and a crank or treadle...

 traditionally made, in the Pearl River delta region of southern China - Guangdong Province, of teak wood to various designs and sizes. In other parts of China different woods are used to build these traditional watercraft. It is one of a family of Traditional Paddled Long Boats found throughout Asia, Africa and the Pacific Islands.
Dragonboats are the basis of the team paddling sport

Team sport

A team sport includes any sport which involves players working together towards a shared objective. A team sport is an activity in which a group of individuals, on the same team, work together to accomplish an ultimate goal which is usually to win. This can be done in a number of ways such as...

 of dragon boat racing an amateur watersport which has its roots in an ancient folk ritual of contending villagers held over the past 2000 years throughout southern China.