Tianyu Sun

Certified Passive House Designer

Bachelor Civil-engineering

Harbin Senying window Co. Ltd.

No. 9 Xinnong Street
Nangang district,Wanggang town
150000 HaErBin

Phone: +86 400-6700-999

Initial by Exam

Certificate valid from Aug. 1, 2019
Certificate valid until Aug. 1, 2024
The certificate only applies to this person.

Examined by Beijing Research and Development Center of Building Energy Efficiency at Beijing, China