The utility model relates to a sample collection case and case lid thereof, case lid that the sample collection case and bag were drawn together the box and were connected with the box, the case lid is including the upper strata apron and set up the lower floor's baffle between box and upper strata apron, articulated, the other end releasable connection of releasable connection or one end between upper strata apron and the lower floor's baffle, it places the region to have sampling tool between upper strata lid and the lower floor's baffle, the instrument is placed and is equipped with sampling tool in the region and places the structure to can place sampling tool wherein, when carrying out sampling work, can arrange sampling tool and sample in order in a box, reduce the waste of manpower.