Lens-Béthune bus network
The Lens-Béthune bus network, more commonly known as Tadao, is a bus network in northern France, centered around the towns of Lens and Béthune. It is the network of the Syndicat Mixte des Transports Artois-Gohelle and services the agglomeration communities of Lens – Liévin, Hénin-Carvin and Béthune-Bruay, comprising a total of 114 communes. Most of its services are operated by Transdev Artois-Gohelle, part of the company Transdev.