You can take the high-speed rail. The electric cooker is a small household appliance, which is not prohibited by the high-speed rail. Usually, its size is not very large, so it can be brought with the high-speed rail. You can't carry guns, explosives, controlled knives, dangerous chemicals, etc. on the high-speed rail to avoid accidents. Although the electric cooker can bring the high-speed rail, be careful not to use the electric cooker to cook on the high-speed rail.