Originally Posted by
LFJ
Hmm..
The Southern Song Dynasty ended in 1279. The Yuan Dynasty had begun in 1271. This would perhaps allow for the creation of Changhuxinyimenquan to have taken place in the "Song" period and use Li Sou's Laojia Hongquan as a template, assuming he was in Shaolin early enough in the 13th century.
But then there's the problem that Ji Longfeng lived between the years of 1588 and 1662. So how could a Song Dynasty (even if Southern Song) boxing set have been influenced by him?
Or are you suggesting, they edited the existing CHXYMQ to incorporate Xinyiquan elements?