When we produce new bike,our riders will ride the bike in turn. Every rider ride the bike for 30 minutes each time,then another rider continue.

They ride and jump the bikes for weeks. When we find problem, we know how to solve the problem.

If the swingarm not strong enough,So we can know how to strengthen the swingarm,if the rear shock not strong,So we know how to make it strong and more performance.if the front fork not peroformance,So we know how to make it better. May be need better oil,maybe need better spring inside.if the chain loose,So we know we should use better chain,If the screw loose,we know we should use some parts to fix,So the screws will not loose when riding.

We are the manufacturer who knows about bikes,who care about quality,who care about customers,who would like to supply 100% spare parts to customers,who would like to reply email within 24 hours.

We welcome you sending us email for bike information , bike price, import question, after service question,parts inquiry.