... and grinding agent,healthy and safe.2.Contains bletilla striata extract, prevents and relieves pregnancy sensitive gingivitis,periodontitis,cavities and canker ... located? How can I visit there? A:Our factory is located in Shantou City, Guangdong Province, China, .All our clients, from home or ... have done many OEM brands for our clients from home and abroad. 4.Q:How can I get some samples? A:1, We are ...