Jing Ma
Certified Passive House Designer

Master Civil-engineering
HONGKUN GROUP
Hong Fu Street
Hongkun Group,Hongfu street 8#,Xihongmen
102488 Beijing
China
Phone: +86 10-60240288
964692492@qq.com
http://www.hongkun.com.cn
Initial by Exam
Certificate valid from Jan. 7, 2020
Certificate valid until Jan. 7, 2025
Certificate valid until Jan. 7, 2025
The certificate only applies to this person.
Examined by Beijing Research and Development Center of Building Energy Efficiency at Beijing, China