Keep tries to form a closed-loop consumption chain of “eating, wearing, using and practicing”, but every link of this closed-loop is full of competitors. Cartography | Cheng Xing On February 25, keep, a fitness technology company, officially submitted a prospectus to the Hong Kong stock exchange for listing on the main board. Keep was founded in 2014 - that was the era when the domestic entrepreneurial tide was the most enthusiastic. There were a large number of science and Technology entrepr...