建立中国荷斯坦牛和内蒙古三河牛最优化的育种目标和量化了高效育种规划参数；参与研制和更新各版本中国奶牛生产性能指数（CPI）；完成对荷斯坦牛及兼用牛的生产性能、体型和繁殖性能线性和非线性遗传评估；在基因组选择模型筛选、利用国际资源群体信息提高我国奶牛GS准确性方面取得突破性进展；获得牛蜘蛛腿遗传缺陷致病基因、建立了检测技术平台；建立国内首例奶牛品种间杂交试验群体，建立了可持续性的奶牛高效养殖模式。

Statement of professional goal

As a member of genetic evaluation team for Chinese dairy & beef industry, I am specialized on modelling performance, type & reproduction traits to provide EBV/GEBV for bull selection. Currently working on 1) building new version of China Performance Index (CPI/GCPI) to include reproduction traits to pursue balanced breeding. 2) Genetic & Genomic evaluation of reproduction traits using joint Chinese & Danish reference population. 3) the effect of heat stress on dairy cattle performance in Beijing, as well as genetic mechanism of heat stress and cold stress in cattle.