Mayer Steel Pipe Corporation announced change of board of directors chairperson. Name of the previous position holder:Chun-Fa Huang. Resume of the previous position holder:Chairperson of Mayer Steel Pipe Corperation.

Name of the new position holder:Chun-Fa Huang. Resume of the new position holder:Chairperson of Mayer Steel Pipe Corperation. Circumstances of change.

Term expired. Effective date of the new appointment is June 14, 2022.