Good Quality 12 14 16 18 20 22 24 26 700c inner tubes bikes bicycle inner tube

X-Think Technology (Tianjin) Co,Ltd  is specialized in development and production of bicycle tire and tube, motorcycle tire and tube. It is located in Tianjin, which is the biggest seaport in North of China,also the main center for bicycle in China. It has 3 factory, who different model tire and tube, it employs more than 700 workers, staff and engineering technicians. We have certification of  ISO9001:2008 quality management system, DOT, E-Mark, CIQ, SGS, SONCAP and COTECNA.

What's more in order to meet customer s diversified need, we have a independent international sales department to provide all kinds of bicycle parts, such as bicycle, E-bike, bicycle frame, fork, wheels, rims, hubs, etc.This kind of one stop service win great recognition from customers. It is more convenient for customer to buy different goods in one container and save time to organize the goods.

With good quality and stable production capacity, we sells well both at home and abroad. We insist in the business philosophy of "Integrity, trust,mutual benefit we will continue to provide qualified products and professional service. We sincerely welcome more customer to cooperate with us!

Your satisfaction is our pursuit. so we have special person to test the each tire. There is strictly quality control system.

Different products have different quantity. please contact me for the details. If you want any thing or any help, really I'm here for you.

If there is any question about the items you got from us. Please let us know. we can't guarantee the products are 100% all good, but we 100% promise replace defective products for you.