Freight forwarders are conversant with the importation process. They will assist you in finding the best method of shipping your goods from China to New Zealand. They will also negotiate for the best price for a carrier when you are importing. On the other hand, customs brokers are conversant with the customs laws and regulations. They will facilitate faster clearance of your cargo when you are importing. In the long run, these two parties will help reduce your importation cost as well as facilitate for speedier clearance of your goods.