Period : 2019/10/1 - 2021/10/1
Certification bodies : 北京新纪源认证有限公司
Period : 2005/10/7 - 2035/10/12
Certification bodies : Jimo District Brand Chamber of Commerce
Period : 2013/12/29 - 2023/11/1
Certification bodies : Jimo Charity Federation
Period : 2016/9/27 - 2023/11/9
Certification bodies : Qingdao Jimo District Machinery Manufacturers Asso
Period : 2018/8/8 - 2024/12/30
Certification bodies : Made in China
