Stackable storage box with dual-latch locking structure

A stackable storage box with a dual-latch locking structure, comprising at least two storage box bodies;

• each of the storage box bodies comprises:
• a bottom plate, side plates extending upward from a periphery of the bottom plate, a lid detachably fitted over a top of the side plates, and a latch member disposed on an outer side of the top of the side plates;
• and the latch member comprises a first latch portion rotatably connected to the side plates and a second latch portion rotatably connected to the first latch portion;
• wherein
• the at least two storage box bodies are configured to be freely stackable;
• the bottom plate of one of the storage box bodies is stacked on the lid of the other storage box body;
• and the first latch portion is configured to operably release or latch on the lid of the corresponding storage box body, and the second latch portion is configured to be independently operable to release or latch on a bottom of the other adjacent storage box body.