Turning a bilateral dispute into a trilateral issue is your way of solving the problem? how original? China has plenty of problems of its own on its hand. anyway that is a whole new topic, till date all wars fought and won is through conventional. having said that there is no way you can win in both Conventional or nuclear, hence the rallying... but this dispute can only be solved on a bilateral method. No if's no Buts...
When did Pakistan become China's broker, i think you don't have to teach the Chinese on how to conduct trade...