Mong Cai is a border city located in Quang Ninh Province, Vietnam. It lies near the border with China and serves as an important trade hub between the two countries. The city is known for its diverse culture, influenced by both Vietnamese and Chinese traditions, and features a mix of ethnic communities. The economy of Mong Cai is primarily driven by trade, agriculture, and fishing. The city is famous for its seafood, particularly Mong Cai clams, which are a local delicacy. Additionally, Mong Cai hosts various markets where visitors can experience local products and cuisine, making it a vibrant destination for tourists.