Thermal shrink wrapping machine wraps products or product packages with film and shrinks by heating. The products or packages wrapped and shrunk by the machine can fully display product look, thus to increase display effect for sales, good look and sense of value. The wrapping film has the function of sealing against damp and pollution and buffer function which can protect products from external impact. Easy-to-break products with wrapped film will not splash when they are broken. Filmed package can also reduce the possibility of being opened and stolen.