Aoquan is founded in 2004 Aoquan has been committed to the application of toilet installation flange ,rubber gasket ,and toilet accessories products. focuses on the research , development and manufacturing of materialsAoquan focuses on the latest technology and material application in the world. explores and develops the best products. After more than ten years of development and experience accumulation, it has become the unique core advantage of the company.`Have the industry advanced level of independent research , development and manufacturing capacity`Established a good partnership with international famous sanitary brands. (Like FLUIDMASTER, LIXIL , MONOLY, KOHLER, GERBER and so on..Supply wax ring to American building materials supermarket Home Depot and Trebol`Provide patented fastening products for German building materials supermarket Home Bath.. Self-developed patented toilet bowl ring with high elastic has the core advantages of more convenient installation and bettersealing performance than traditional sealing products