Guangzhou Changcheng Porcelain Co., Ltd. After experienced 18 years of porcelain craftwork research and untiringly investigates the development of porcelain industrialization, has become a sizable professional porcelain manufacturer that combined the researching, designing, producing and marketing in the world. Our company has passed the ISO9001: 2008 and obtained the patent for 5 different technology of color changing mug. What's more, we have our own disign and research development, printing workshop, painting workshop, and a 39 meters long decal tunnel kiln. We produce color changing mug, music color changing mug, writing mug and sublimation mug by adopting our latest color changing technology. With our own brand MUGKISS and patents we sell our color changing mug over 30 countries and areas in abroad and home. It contains several range of mugs. The Valentine Series, Birthday Series, Christmas Series, Halloween Series, Children Series and adult Series. Besides, we still have range of best seller mugs, such as the Music Series, Multiple color changing Series and Writing Series, Photo Series etc. They are specially popular for the wholesalers, supermarket, boutique shops and online sales.