A9 17F, No.9 Liaoyang East Road, Qingdao, China

O-Stone Co., Limited is one of professional stone manufacture in Chinese stone material base center- Shuitou Nan&＃39;an and setting up own export & import company Qingdao Ray Leyton Intl T...

Our company located in the beautiful seaside city-Qingdao which is called Eastern Switzerland, Qingdao yahai Artwart Co.Ltd is establish in January, 1994.It lasted more than ten years. Our register fu...