In a word, NO.
There are many essential elements of Wang Chung.
Does your friend claim mastery after 3 years of practice and set off on a seminar circuit to make boatloads of cash from idiots? No? NOT WANG CHUNG.
Does your friend freely spar with people of other styles and exchange information in a friendly, non-confrontational way? Yes? NOT WANG CHUNG.
Does your friend fly into a fit of sissy-rage over things like lineage or the angle of bongsao? No? NOT WANG CHUNG.
Does your friend have snake engine? No? NOT WANG CHUNG.
These are the indisputable facts.