plant extract(info3@sports-ingredient.com)Specification is 4:1 ,10:1 ,20:1.4:1 means we use 4kgs raw materials to produce 1kgs herb extract powder.. This product has been exported to EU, Japan, South-East Asia etc .The physical level and microbiological level can meet well the export standards. Our packing type is Double-decker vacuum plastic, 2.5kgs/bags,25kgs/carton.