Kaiying Hardware, a wholly-owned subsidiary of Kaiying Hardware, has been a one-stop enterprise in the industry for research and development, production, and sales for over 15 years. Member unit of Guangdong Industry Association and participating unit in drafting industry standards. Currently, our self operated production plant covers an area of over 15000 square meters, our management has passed ISO quality system certification, and our products have passed CE certification and ROSE certification.