Abstract
Jiangsu Kang Nai Xin Advertising Co., Ltd. was established in 1998, and has now developed into a media agency that has signed contracts with many radio and television groups in Jiangsu, Hunan, Zhejiang, Anhui, Tianjin, Sichuan, Jiangxi, etc. Such an advertising agency started the jewelry business in 2015, and then embarked on the road of wine e-commerce in 2017. The exploration of Kang Nai Xin's business model needs to bridge the gap between value creation and value capture, which is a problem and a driving force. This case aims to let learners understand the mechanism and path of scalable closed-loop construction between value creation and value capture in business models.