BB-leisger International is a German company based in Hannover. The company’s main focus is to develop advanced technologies in order to make the daily use of electric vehicles practical, cost-effective and comfortable for the customer. The development departments are located in Germany. The company-owned factory, which is under German management, is located in Zhangjiagang near Shanghai, China. Leisger Vehicle is one of the few companies that provide an e bike with its own R&D on the controller and motor.