Period : 2019/2/20 - 2022/2/19
Certification bodies : CAS
Period : 2019/6/6 - 2024/6/5
Certification bodies : GTS
Period : 2013/12/4 - 2016/12/3
Certification bodies : Shanghai Government
Period : 2015/8/31 - 2025/8/30
Certification bodies : China Patent Office
