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Tradesperson
Designer | Consultant

Lei Yang

Certified Passive House Consultant

Engineer

HarbinGeYun window industry Co.Ltd

154500 Harbin
China

Initial by Exam

Certificate valid from Aug. 16, 2019
Certificate valid until Aug. 16, 2024
The certificate only applies to this person.

Examined by Beijing Emerald Architecture Science and Technology Co., Ltd. / Yao Yi at Jinan, China