Ningbo Orient Gold Chain Manufacture and Trade Co., Ltd., whose core enterprise is Cixi Orient Chain Factory, mainly produce the chain, the flywheel, the front cross unit and other series products. Our company takes the orientated the quality is the first, and the customer is suprem as the tenet, and introduces domestic and oversea advanced technology and equipment, Relying on our own professional experience in producing chains, we develops the four-element DTO chain and the five-element chain with �more agile, more abrasion resistant, more quiet, and super anti-draw intensity� features, as well as high-precision flywheel, front cross units. Our products not only match domestic bicycle factories, but also are sold to Southeast Asia, Europe and America, and other countries and areas. The Orient chain, the Orient flywheel, and the Orient 8 units have been famous at home and abroad, and please select DTO brand.