1, before the use of alcohol or kerosene to clean up the ear surface to completely without grease, dirt and wax.
2, before / after using alcohol or kerosene to clean up the number of words and jaw.
3, to avoid the hair at the deep black skin, ears, with the band and the process of typing.
4, to ensure that the number of needles into the surface of the ear.
5, ears after it is typed, first use a swab hemostatic drain the blood, rubbing foot full ink (best with no ear clamp special ink, senior oily reagent, tighten the cap after use, to prevent evaporation, not close to fire and children), to ensure full penetration.
Good horse with a good saddle, a good ear number, not only to facilitate the management of the need, but also a symbol of the noble identity of animals. Especially for pets and livestock, no clear standard ear number escapes into the high-end market permits.