Its part 2 of Tips from Mr Z!
Back to the Qianjing again, instead of putting superglue or UHU glue on your Qianjing, drip some wax on it. According to him, the effect is even better!
Why? I can't remember. Something about giving more weight to the Qianjing which makes it a more effective conduit between the strings and the neck.
Try it and let me know please.