Guangming Zhang, founder and CEO of ffit8, former Chinese Olympic preparation nutrition and weight management consultant, American Exercise Council ACE health guidance expert, Harvard University School of Public Health best evidence-based nutrition certification, IFBB International Bodybuilding Professional League professional sports nutritionist, CITIC Press "What the Fat?" translator, and angel investor in Lian Coffee and e-driving. In 2016, due to congenital heart disease surgery, he replaced the heart valve of a bull and experienced this life-and-death crisis. After that, he embarked on the path of exploring health nutrition as a biological geek and became a nutrition expert. He founded the health food brand ffit8 with the mission of "using technological innovation to make Chinese people eat healthily".  Has become the pioneer and leader of new health food categories such as protein bars, protein biscuits.