SYD-HKG-PEK-HKG-NRT-LAX-AKL-CHC-WLG-AKL-SYD would seem to fit into a xCIR26 fare. You get a total of five stopovers on that fare and a max of two per region. You can buy an addtional two per region for A$150 each. I think the economy fare is A$3739(plus taxes) and business is A$8249.