The lifetime bans were issued after the tourists aged 26 and 61 were caught throwing bamboo shoots, lollipop sticks, and cigarettes into the outdoor play area of the pandas on different occasions between April and June, the center announced its on its official WeChat account.
The pandas were inspected and underwent health checks, and they are in normal condition, it wrote.
Known as one of China's most popular attractions, the panda park in Sichuan province was established in 1987 and receives more than 9 million visitors every year.
Its website reminds tourists that littering, spitting, and throwing food into the animals' activity areas are strictly prohibited, as this behavior endangers their safety, and those found violating regulations could face entry bans of one to five years, or even for life.