Introduction to the Malingdao Ancient Battlefield: The Malingdao Ancient Battlefield is the ancient battlefield of the Maling Battle between Wei and Qi during the Spring and Autumn Period and the Warring States Period in 341 BC. It is divided into mountain top road, mountain stream road and valley road. Many weapons from the Warring States Period have been unearthed here, including bronze spears, bronze swords, copper clusters, etc.