Humble Sourcing & Trading Co., Ltd. We have own brake system factory located in Shenzhen, China. The mainly products is V-brake, Mechanical disc brake, Road riding, BMX and so on. We are experienced in product sourcing, price negotiation, order management, delivery time tracking, products inspection and shipment arrangement in bicycle industry for many years. We have a number of high-tech equipments and professional workers who are familiar with the foreign trade practices. To our own R&D products, we emphasize the principle of Quality first & service first, our after-sales service system can solve all the problems which you concerned. Welcome the all-round project cooperation, looking forward to get your inquiries.