CERTIFICATE OF COMPLETION
This is to certify that Jiayun Isabelle Zhanghas successfully completed the Holcim Academy Course for Sustainable Construction in
Introduction to Sustainable Constructiona program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued December 19, 2024
Valid Certificate ID
ffd5373f2745473581880d27f5ddb0b6