Here are some pictures of jakfruit grafts.
Cristella By Excalibur - wedge
Crunchy Lemon By Excalibur - wedge
Borneo Red by PIN - cleft using rubber bands.
Excalibur Red by CookieMonster - cleft
Gold Nugget by me - veneer using parafilm grafting tape and bagged
Gold Nugget by me - approach using parafilm grafting tape and green tie tape