Yes, I guess you could look at it that way. I would see the four characters as 'Toe Lee Shing Woi' which would indicate a student Lee Shing group. The Wing Chun characters would be seen on the formal statement of 'Wing Doh Mui Faa Tsong Fut Miu - Chun etc...
Actually, this familiar piece to me is seen on the other link MapoTofu posted, in the bottom right hand corner of the page http://wingchunnyc.com/index.php?/articles/
There once was a thread I started, have you seen this one?
http://ezine.kungfumagazine.com/foru...ad.php?t=50070