Answer:
Trading with them, especially Japan and Korea and Teaching them to become monks.
Step-by-step explanation:
The Tang Dynasty interacted with foreigners by Trading with them, especially Japan and Korea and Teaching them to become monks. The Tang Dynasty is one of the most powerful imperial dynasties in the history of China. The Tang dynasty is known for its invention of gunpowder and woodblock printing. The tang dynasty ruled for many decades in the history of ancient China and also spread their culture, belief, and ideas over Asia.