Two old trees are also known as two “Forest Well” trees, next to the headquarters of the People’s Committee of Quang Yen town, No.18 Tran Hung Dao, Quang Yen ward, Quang Yen town, Quang Ninh province. One of the two trees has a height of about 30m, with roof perimeter of 5,5m. The trunk is 6m high, with luxuriant foliage, extending up to 20m. The other tree is about 30m high, with a roof diameter of up to 7,2m, having luxuriant foliage, extending up to 25m. Legend has it that, the two ironwood trees of the old ironwood forest had provided ironwood piles for Bach Dang naval battles in the opening of an independent area of our country.