We are both manufactory and trading company which located in central Taiwan- Taichung. Chenn Daa is company name in Chinese and Tankcycle is company name in English. We have been in business for more than 1 dacede, our main purpose is producing high quality bike frames, wheel sets and other components under our 2 brands: Matrix and Tank. Normally, Matrix products are used for road part and Tank products are used for mountain. Our conception is making high quality bicycle parts with original look and reasonable price. We have exported products to more than 20 countries, and would be glad to extend business with you, welcome to surf our officail website and Alibaba webpage to know more about us.