Mutual recognition of pedigree certificates with the American Kennel Club (AKC) and the Canadian Kennel Association (CKC). As a non-profit professional breeders' union in China, CKU is committed to promoting the concept of healthy breeding of purebred dogs, registering purebred dogs and protecting the type and function of the breed. Pedigree registration of purebred dogs, issuance of pedigree certificate of purebred dogs, including Pedigree Certificate of Purebred Dogs, Pedigree Certificate of DNA eugenic Breeding, Pedigree Certificate of purebred Dogs (attachment to pedigree Certificate), and chip embedding service provided by Peipu Digital (Beijing) Network Technology Co., LTD.; Identification of purebred dogs and registration of their compliant offspring; Apply for pedigree certificate for export of purebred dogs.