... river stone 3,size : 2-3cm/3-5cm/5-8cm/8-12cM Black natural pebble1, Material : Natural stone2, Color: Black , yellow ,white ... founded in 2002 .At the beginning , our factory supplied different stone products to China's export trade company .After 9 years ... factory is loated in Luhe ,Nanjing --the hometown of River STONE ,where is convenient to NANJING and SHANGHAI port .The factory ...