Quality Management System Certification
Issuing authority : Zhongqiu united international certification
Valid period : 2019/10/12 - 2022/10/11
CE for portable units
Issuing authority : UDEM
Valid period : 2021/12/6 - 2026/12/5
CE for ceiling mounted units
Issuing authority : UDEM
Valid period : 2022/12/19 - 2027/12/18
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