louis van gaal celebrated beating manchester city at wing 's restaurant .
the chinese restaurant regularly welcomes celebrities and star footballers .
wing shing chu owns the restaurant based in manchester 's city centre .
united and england captain wayne rooney is a regular at wing 's .
radamel falcao , mario balotelli and joe hart have been other visitors .
the most expensive bottle of wine -- a 1983 chateau margaux -- costs £ 999 .