Freight rates on China-North America shipping routes have risen sharply in recent weeks as importers from the United States stepped up inventory replenishment and global shipping capacity tightened, said freight forwarders and industry analysts. 貨運代理和行業分析師表示，由於美國進口商加大補庫存力度，加之全球運力收緊，近幾週中國至北美航線的運價大幅上漲。 They said space on US-bound routes has remained in short supply, with most capacity already booked through June. 他們表示，美線艙位持續緊張，大部分運力直至6月已被預訂一空。 Freight rates on some routes have jumped more than 50 percent since late April amid strong demand and constrained vessel capacity. 受強勁需求與運力受限的雙重影響，自4月下旬以來，部分航線的運價漲幅已超過50%。 At Pros-Forest Logistics, an international freight forwarding company based in Ningbo, Zhejiang province in East China, staffers repeatedly refreshed shipping lines‘ booking systems, closely monitoring the latest slots available. 在位於浙江寧波的國際貨...