cai feng Yang
Certified Passive House Consultant
Technical secondary Business Administration
wuxi shangxuan technology co.ltd
Yangshan district in Xinyang
China
Phone: +86 82126800
Initial by Exam
Certificate valid from May 21, 2019
Certificate valid until May 21, 2024
Certificate valid until May 21, 2024
The certificate only applies to this person.
Examined by Beijing Emerald Architecture Science and Technology Co., Ltd. / Yao Yi at JI NAN, China