In the Yinshan overlooking the old city, there is a dense and reckless forest on the mountain, which is Baohua Park in the old city. Due to the complete vegetation, Baohua Park is rich in trees, evergreen pine and cypress, birdsong, fresh air, and forest coverage rate of more than 90%. After nearly 50 years of construction, Baohua Park has become a comprehensive park that integrates animal exhibitions, flower viewing, vacation entertainment, science exploration, and natural and human landscapes.