Foshan Chaogang Hardware Factory is a professional manufacturer of mattress springs and the related furniture hardware products in China, located in Jiujiang Town, Foshan city and covers an area of 13500 square meters. The factory was found in 1988, therefore, we have the experience of manufacturing mattress springs product for over 20 years. As a professional furniture hardware manufacturer, we are not only specializes in steel bonnell spring for mattresses and wooden slat bed frame, but ...