most helpful answer teamgiant co. ltd it is e cigarette manufacturer from china. wholesale and retail. as you situation you may buy one for you dad you can visit teamgiant. net to check the models and choose one best for your dad.
vape ranks. my dad smoking from his 18 years old. and few days ago i bought some. e cigarette. for him but it seems that he is not like it very much anyone know vape ranks? many thanks