We want to sell ??CHAINLESS BICYCLE?? Generally bicycle use chain.However our product do not chain.It use a special device that is developed by ourselves. (Producing by china)We have been dealing chainless bicycle in world companies.Our all staff member are doing to best effect to develop good quality and keepCoast low to increase your profits.It is our sincere hope that we will be able to supply your need in the future.If you want to know more information about our product and ourselves, and than pleaseContact us, we looking forward to your contact.