These guys? Why no be honest, "Very well paid lobbyists"
NY Times has an itch about this. My guess - Saudis begging ($$) to interfere with a war that could only threaten their profits.
In the end he is a punk for the communists in China, and now, the businesses who are trying to make money over there. If China doesn't like it, the business community importing cheap stuff from China will have a cow.
China is against the US moving on Iraq at all. They have their reasons, which I can explain some of them if you want...
In the end, it boils down to the dollar.