I would like to ask the operating room generally do what level of clean room

The clean room level of the operating room is as follows:

Clean operating room category and grade reference:?

Hospital operating room name category cleanliness?

Special aseptic purified operating room Ⅰ 100 level (bureau level laminar flow)?

Aseptic operating room Ⅱ 1000-10000 level?

General operating room Ⅲ 100000 level?

Bacterial operating room Ⅳ general no requirements or >100000 level?

Toxic operating room Ⅴ No requirements?

Surgical support area Ⅲ 100000 class?

Other rooms 100000-1000000 class