With the strong support of our company and the concerted efforts of our internal r&d staff, we have won a design patent certificate issued by the State Intellectual Property Office. 

In the future, our r & D design center will continue to increase product research and development efforts, product research and development and improvement, always adhere to the purpose: to provide customers with economic, efficient, energy-saving good products, so as to apply for more patents, to lay a solid foundation for the company's market promotion.