Our development depends on the advanced equipment ,excellent talents and continuously strengthened technology forces for Electric Throttle, Yf Gold E Bike Motor Kit , E Bike Accelerator , 20 Inch Rear Hub Motor ,All In One Hub Motor . Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss ! The product will supply to all over the world, such as Europe, America, Australia,Guinea, Ecuador,Suriname, Yemen.We warmly welcome you to come to visit us personally. We hope to establish a long-term friendship based on equality and mutual benefit. If you want to get in touch with us, please do not hesitate to call. We will be your best choice.