Abstract: The present invention discloses a kind of production process for a fully covered leather sheath product, which comprises the following steps of: determining peripheral dimensions of leather such as the length and width according to the size of the product, and coating the leather with an adhesive; putting the shell of a product to be covered into the upper die of a mold, placing the trimmed leather into the lower die of the mold, and positioning it by a positioning post; heating the above-mentioned leather placed in the lower die of the mold; closing the upper die and the lower die immediately after the heating treatment is complete; opening the mold until the lamination is complete, taking out the product from the mold and fitting it with a fixture for the stretching folding treatment; heating the product along with the fixture to bond the leather with the interior of the product shell; and pressing it along with the fixture after heating; taking the pressed product out of the fixture and cutting excessive l