What procedures do I need to go through to change my surname? Thank you.

/kloc-citizens under the age of 0/6 should not change their names easily without sufficient reasons; In accordance with the above provisions can be changed, by parents or adopters, guardians to submit a written application, in the local police station to provide relevant certification materials on the basis of investigation and verification, after the approval of the director of the local police station to be changed.

/kloc-citizens over 0/6 change their names, but they will not change their names at the beginning. Those who meet the above conditions shall submit a written application, which shall be investigated and verified by the local police station, with relevant supporting materials, audited by the household administration department and approved by the leaders in charge. Those who are adopted or claimed must obtain their consent before they can be changed.