China's rapid growth and rise as global superpower has had significant influence on the Mekong region, including Laos, in particular, the provinces of northwest Lao have a close relationship with China's Yunnan Provinces through trade and investment. This study focuses on the watermelon business, which has become one of the main cash crops of Muang Sing, a small town on the Lao-China border. This study examines the relationship between China and Lao from the Lao perspective - examining how people live and the role of the border in an era which is increasingly globalized and borderless.