Experts believe that if Chinese coupling companies want to maintain long-term sustainable development, they must provide high-tech products to the market, and they must also have strong independent innovation capabilities. Therefore, the adjustment of coupling companies must be organically combined with technological innovation. In order to truly adjust the product structure and promote product upgrades. A few days ago, domestic coupling companies are in a fierce heat, the product features have their own characteristics, the price is getting lower and lower, there is no capital for technological innovation, the quality and brand advantages of imported couplings , They occupy the high-end coupling market, the price is higher, the capital and technology are stronger than domestic enterprises, we can only learn from the advanced and continuously improve the quality of the coupling, so that we can compete with it and replace it.