Principal photography began in mid-July 2011 at Hong Kong and was later moved to Beijing in early August, before finally wrapping up 30 August 2011.
Pengambilan gambar utama dimulai pada pertengahan Juli 2011 di Hong Kong dan kemudian pindah ke Beijing pada awal Agustus, sebelum akhirnya dirampungkan pada 30 Agustus 2011.