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Tradesperson
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Building Certifier

CHENGHAO ZHANG

Certified Passive House Consultant

master Material Engineer

Beijing Construction New Building Materials Co., Ltd.

Yangshan district in Xinyang
China

Phone: 86-010-84355120
HBBDCH@163.com
http://hppt://www.bccc.cn

Initial by Exam

Certificate valid from Feb. 4, 2019
Certificate valid until Feb. 4, 2024
The certificate only applies to this person.

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