No, ASDA Mini Mallows are not vegan-friendly!
ASDA Mini Mallows 110g are unsuitable for vegans because they contain pork gelatine, which is derived from bones and hides of pigs. It is therefore not vegetarian either.

Ingredients
Glucose-Fructose Syrup, Sugar, Water, Pork Gelatine, Maize Starch, Colour (Beetroot Red), Flavouring