1. College of Animal Science and Technology China Agricultural University Beijing China
2. Equine Center China Agricultural University Beijing China
3. Key Laboratory of Animal Genetics, Breeding and Reproduction Ministry of Agriculture Beijing China
4. Laboratory of Animal Genetics Resource and Molecular Breeding China Agricultural University Beijing China
5. National Engineering Laboratory for Animal Breeding Beijing China
6. National Engineering Research Center for Gelatin‐Based Traditional Chinese Medicine Dong‐E E‐Jiao Co. Ltd Liaocheng China
7. College of Animal Science and Technology Qingdao Agricultural University Qingdao China