Thanks for using Ouzheng Certificate Search System, Before use, Please note:
1. Please fill the key as required(“*”means must be filled);
2. One certificate could be searched one time;
3. Certificate not approved by Ouzheng can not be searched;
4. This system only show the valid of the certificate, please contact the Holder of certificate if more information needed;
5. Please call +86-13798353825, if any query.

尊敬的客户:

感谢您使用本证书查询系统,请您仔细阅读以下内容;
1.请按照要求输入查询关键字；
2.本系统一次仅可以查询一组证书编号；
3.在填写时，请勿使用空格按键；
4.未通过欧证公司申请的证书不在查询范围之列；
5.由于涉及客户资料保密的原则，本查询系统仅可证实您所查询证书编号的有效性；
6.而该编号所对应的相关产品信息,请向执证人索取。