We are a factury in city Xiamen,and we got good feedback .You can link the ref.http://www.aliexpress.com/fm-store/607818/feedback-score.htmlAlso you could track our wheelsets on this web pagehttp://www.aliexpress.com/fm-store/607818/211448126/Clincher-Road-Wheel-BladeX-2-Affordable-Durability.htmlWelcome to our store!