It's probably years too late, but we've uploaded the SHENZHEN I/O manual to Lulu so that you can order a professionally printed and bound copy (no binder, though). The quality is pretty good, and at $4.99 plus shipping it's not a bad deal!
http://www.lulu.com/shop/zachtronics/shenzhen-io-manual/paperback/product-23899820.html