1. Key Laboratory of Chicken Genetics and Breeding Ministry of Agriculture and Rural Affairs Harbin P.R. China
2. Key Laboratory of Animal Genetics, Breeding and Reproduction Education Department of Heilongjiang Province Harbin P.R. China
3. College of Animal Science and Technology Northeast Agricultural University Harbin P.R. China
4. Fujian Sunnzer Biotechnology Development Co., Ltd Guangze P.R. China