The company consist of two parts. The Changzhou city Tongde Electric Appliance Equipment Co., LTD., is mainly for producing the electric bicycle hub motors which founded in 1999. The Changzhou Trotter Electricity Machinery Co., Ltd focus on manufacturing electric bicycles and conversion kits. Current monthly capacity is around 3000pcs, more than 80% of them exported to EU and USA market. In 2010, the company also certificWe have our own R&D team for design the new models and guarantee for improving the quality continually. With tremendously solid technical force, advanced&exquisite workmanship and integrated inspection equipment, Trotter keeps close pace with the international market and continously manufacures fashionable electric bicycles which are well-received all over the world especially Europe market, USA market, Australia market, south Africa and south America market. We are the supplier of Italy Filli MASCIAGHI S. P.A. Who can sells more than 450,000pcs normal bicycles each year.

Ated by ISO9001: 2008. At the same time, Trotter also audited by SGS and APEC organization.