Correctsequence:1.Firstsolvethedepression(Indianpattern,etc.)+thicktissue2reliftIftheaboveproblemsarenotsolved,itwillbepromotedThefollowingappears:Afterlifting,thedepressionstillexists,whichisnotgood-lookingAfterlifting,theheavytissuewillacceleratethedroopingspeed .