From the 16th century to 18th, Dang Trong had trading activities with many countries with strong developed economies in the world such as Portugal, Holland, England, France... Trade activities of Europeans in Dang Trong is very rich and diverse, not only bringing the words for themselves but also contributing to the excitement of the Dang Trong foreign trade. For the first time in Vietnamese history, the contact between a traditional agricultural feudal state and a high-tech Western civilization has had a significant impact on all aspects of political life, economic and cultural of Dang Trong.