1.The single unit cargo volume surpasses 1.2m*1.2m*1.5m or the weight surpasses 2.0 tons,receives according to ordinary goods' 200% ideas 2.The single unit cargo volume surpasses 1.5*1.5m*2.0m or the weight surpasses 3.0 tons,regards as the big-ticket item cargo,single negotiated price;