Zong Yan Xu

Certified Passive House Consultant

BAC Cto

Cosiest(chong qing) Environment Technology Co., Ltd

Building 7, No.18 Guang dian Road, Nanan District
400060 Chong Qing
China

Phone: +86 13637788087
jason@cosyph.cn
http://www.cosiest.cn

Initial by Exam

Certificate valid from Sept. 25, 2019
Certificate valid until Sept. 25, 2024
The certificate only applies to this person.

Examined by GBA - Green Building Academy / Dawid Michulec at Beijing, China