This is the address. Darren Fletcher Manchester United Football Club Sir Matt Busby Old Trafford GB- Manchester 160 La Brittan (UK) Pay attention to the case, the English written in Chinese must be added after the UK.
And this: (same, for reference)
Manchester United Club Sir matthew busby, Old Trafford, UK-Manchester m 160 UK email :webmaster@manutd.com website: www.manutd.com.