0.5–1 cun vertically or slightly obliquely in an inferior direction.
It is recommended to needle with the patient’s mouth open to avoid intra-articular insertion.
There are three points anterior to the tragus of the ear, Tinghui GB-2 inferiorly, Ermen TB-21 superiorly and Tinggong SI-19 in the center. All three are frequently used to treat various ear problems, such as tinnitus, deafness, pain, itching and discharge in the ear. It is recommended to needle these three point alternately if frequent needling treatments are required.