S.SHINE Bicycles Industry Co. Ltd. is an enormous professional manufacturer and specializes in bicycle part. It has got the Certification of ISO9001 and the Self-Export License. We produce Derailleur, Brake, Head parts, Freewheel, Pedal and Crank for chain etc.  
If you have an interested, please contact us. We&＃8217;ll repay an obligation by best quality and most competitive price.
Looking forward to your reply early.
Best wishes,
Guoyuan Qi (the President)