Cabinet and slide rail kit thereof

A cabinet, comprising:

• an equipment body including a first wall and a second wall, wherein one of the first wall and the second wall is provided with a first guiding path, and the first guiding path has a front end, a rear end, and a blocking feature between the front end and the rear end;
• and
• a first slide rail mechanism including a supporting rail and a stop, wherein the stop is configured to be operated and thus moved with respect to the supporting rail;
• wherein the stop, when at a first position, is able to be blocked by the blocking feature of the first guiding path in order to prevent the supporting rail from displacement with respect to the equipment body from a first predetermined position in an opening direction.