Na Xin
Certified Passive House Designer
Mechanical
Hebei National Timber energy Saving Technology Co.,Ltd
Song Lin Town, Industrial Road West
072750 Zhuo Zhou
China
Initial by Exam
Certificate valid from May 16, 2018
Certificate valid until May 16, 2023
Certificate valid until May 16, 2023
The certificate only applies to this person.
Examined by GBA - Green Building Academy / Dawid Michulec (大卫 米库莱克) at Peking, China