It is learned from Qingdao Port International Co.Ltd(601298) that on March 12, during the operation of “Japan mail Venus”, the single crane operation efficiency of Qingdao Port International Co.Ltd(601298) automatic wharf bridge reached 52.7 natural containers / hour, which refreshed the world record of loading and unloading efficiency for the eighth time. Previously, Qingdao Port International Co.Ltd(601298) automatic terminal set a world record of loading and unloading efficiency of 52.1 natural containers / hour.