Glass tube Bio-electronic Tags can be applied to husbandry animals such as mink and gold arowana,fish.There are two kinds of Glass Tube Electronic Tags,which are only read type and read/write type.Qualified biochemical materials and technology are adopted,and the code is a international only fifteen digit serial number(could be designed according to the request of costumer).The products conform to the international standard ISO11784/5,and be widely used in all over the world.Glass tube electronic tags will have a comprehensive management in animal growth.