Hou Shuyuan and her boyfriend share a smile in the yard of one of their bicycle-friendly hotels on Xinbu Island of Haikou city, capital of South China's Hainan province, March 19, 2015. [Photo/IC]

By promoting her store on the Internet through social media like QQ, and WeChat, Hou and her boyfriend, Chen Qicheng, a local resident, have opened five chain stores in the past two years on the island.