Master Stones Comercio E Exportacao Ltd is a big Brazil company working selling meat and ox gallstones.For over 30 years,with truthness and quality as our marks.Master Stones Comercio E Exportacao Ltd is a looking for partners interested in buying cow meat,beef and offal,all cow cuts and he have capacity to supply big quantity of containers.Also we export the ox gallstone well dried,yellow,and good quality,vaccum package.