Jianxiang Zheng

Certified Passive House Tradesperson, specialised in Building Envelope

Chinese Language And Literature

Weifang Liyuan Window and Door Profiles Co., Ltd.

West of Middle Section Taiping Road
Binhai Economic and Technological Development Zone
262737 Weifang

Phone: 0536-5309639
hhlymcc@163.com
http://www.sdliyuan.cn

Weifang Liyuan Window and Door Profiles Co., Ltd.

West of Middle Section Taiping Road
Binhai Economic and Technological Development Zone
262737 Weifang
China

Phone: +86 (0)536-5309639
hhlymcc@163.com
http://www.sdliyuan.cn

Initial by Exam

Certificate valid from April 12, 2019
Certificate valid until April 12, 2024
The certificate only applies to this person.

Examined by Jiang - Passivhaus Technik at Tianjin, China