Along with development of market economy, many manufacturers technical improvement and innovation, and synchronous belt industry manufacturers is also developed in this case. But the manufacturer can actually be in high quality but few factories, cause when people buy products to all kinds of difficulty. In order to ensure product quality, the synchronous belt is often bought from the big brands to buy. And buy big brands in general what guarantee: product quality is absolutely guaranteed: because now in the market demand for synchronous belt is very big, so all kinds of brand in the market, and is really big brands in the brand. The real big brands generally are in good faith to develop, so the product quality can be guaranteed. Service quality is guaranteed, because from the brand shop to buy a product usually can enjoy the service. When using a daily purchase of synchronous belt to brand manufacturers to buy, because the service is reliable, using the perfect service to service, to reduce economic loss. So through the understanding to the above, why buy synchronous belt to brand shop to buy, because really can meet the actual demand from that people need.