def METHOD_NAME(box_dict):
    return np.array([
        [
            box_dict['Lx'], box_dict['Ly'] * box_dict['xy'],
            box_dict['Lz'] * box_dict['xz']
        ],
        [0, box_dict['Ly'], box_dict['Lz'] * box_dict['yz']],
        [0, 0, box_dict['Lz']],
    ])