Fifteen years of know-how in technology and manufacturing, focused on the most challenging and sophisticated brassware products-the thermostatics. As one of the main manufacturers in China and the unquestioned front runner in this sector, GUOREN represents the ideal partner for designers and professional manufacturers, by offering a comprehensive system of qualified and state-of-the-art bathroom showering solutions, plumbing temperature control systems and thermostatic cartridges. A strong and s