1: MDR CE certificate from TUV
2: OIN 13485 certificate from Beijing Huaguang Certification of Medical Device Co., Ltée
3: OIN 9001 certificate from Beijing Huaguang Certification of Medical Device Co., Ltée
4: OIN 14001 certificate from Beijing Zhonghua United Certification Co., Ltée
5: OIN 45001 certificate from Beijing Zhonghua United Certification Co., Ltée
