Xiuyan Feng
Certified Passive House Consultant

Doctor Solid Mechanics
Jinding North Road
No.69
100041 Beijing
China
Phone: +86-010-88752113
fengxiuyan@bmtbj.cn
http://www.bmtbj.cn
Initial by Exam
Certificate valid until Feb. 26, 2025
Examined by Beijing Research and Development Center of Building Energy Efficiency at Beijing, China
Initial by Exam
Certificate valid until Feb. 24, 2025
Examined by Beijing Research and Development Center of Building Energy Efficiency at Beijing, China