How to cover plastic film when painting and calligraphy are mounted

First, prepare glue and hair dryer (hand-held hair dryer for haircut).

Operation method: firstly, wipe off the dust on the frame and the board surface of the mirror frame with a rag, then cut the plastic film into a proper size, fix the four sides of the plastic film behind the board surface with glue, and gently blow the film along ten stitches with a hair dryer (remember, don't get close to the plastic film when blowing, otherwise the film will not stand the high temperature and heat, and cracks will appear ...), after blowing, fasten the rope belt.

Advantages: (1) `Proper weight reduces a lot of portability. .............

(2) "Not afraid of accidental impact and painting heart injury ... safe and reliable.