Yakun Zhang

Certified Passive House Consultant

Bachelor Mechanical Designer

Hebei Mingjia Architectural Design Co., Ltd.

141#,Huaian Road, Yuhua District
050000 Shijiazhuang

Phone: 0086-311-68006285

Initial by Exam

Certificate valid from Feb. 11, 2019
Certificate valid until Feb. 11, 2024
The certificate only applies to this person.

Examined by Jiang - Passivhaus Technik at Beijing, China