Y.T. Chen Enterprise Co., Ltd. is one of the manufacturer of aluminum alloy valves of motorcycle, passenger car, Tube, truck, bus and Bicycle Tube. We will be in a sound position to provide clients with the highest performance our products and enable us to share the fruits of success with you. We welcome your suggestions and ideas on how we can make our company a better supplier and an improved partner to your business. 100% Quality check will be performed to make sure the goods are of high quality standard when delivered to customer end.

N.S.-LIN Industry Co., Ltd. was founded on the basis of South East Metal Co., Ltd., and is a professional manufacturer of various kinds of Bicycle Tube, tire valves, industrial valves, sensor tire valves, flexible extensions, invisible valves, and aluminum alloy lug nut. The outstanding ability of R&D and quality control is the characteristic of our company. Every year we develop several kinds of new products to meet customers' needs. It's believed by us that "Advancement" & "Quality" lead to customers' satisfaction, which is what we concentrate most on. The door of our company is always open. No matter to place order for our high-quality products, or requirements for research of new products, we are very glade to do the best to serve you.

Dunfa International is a professional manufacturer and exporter of Bicycle Tube. Founded in 1986, we keep researching and developing new products with 20 years experience. We also keep updating manufacturing facilities for promoting quality and service. Besides, with our strict management and serious working attitude all these will convince you to have a strong confidence with our products. Our reliable quality has earned the satisfaction of both domestic and overseas customers. Strong competitive price, best service and delivery on time are promise. We are sincerely welcome you to visit our website for more details.