Is only Henan allowed to bring water and food?

Only Henan is allowed to bring water and food. The cinema stipulates that you can bring water and water, but you can't eat it in the cinema, which will affect other people's cinema viewing experience. There are 2 1 theaters in Henan alone, with nearly 1,000 actors, divided into three major dramas and 18 mini-dramas, with a total duration of nearly 700 minutes.