Xiangfei Zhang grew up in a small town of Sichuan Province, China. He is a visiting scholar from Sichuan Agricultural University, Chengdu, China. Xiangfei obtained his BS in Southwest University and MS in Sichuan Agricultural University (SICAU). At SICAU, he was mainly focusing on ruminal environment and microbes. In 2014, he started to study for his PhD degree with Dr. Wang in SICAU. After one year of study, he joined Dr. Drackley’s group as a visiting scholar, researching on transition dairy cow nutrition. Xiangfei is now working on dietary calcium content and Animate supplementation in controlled energy diets for close-up dry dairy cows.