Bulk grain handling system of the great harbor company is currently the most advanced grain operation system in the world.   That system is made up of the belt airlock system,the calculating system, steeling grain tube, bagging, vehicle loading system, the fumigate system of automatic control and the automating supervision system etc. In the operation process, in addition to being complete by a door-door land carriage service to unload the ship, the rest of the sealed operation process completely all at in the control room use computer to carry on the central concentration control. The central control system use programmable controlling the machine series product, which introduced from GE Fanuc company American, adopt native expand and the long range expand and the control method that the Genius I/ O total line and communication combine together, make use of 2 sets big screen some type projector of 100 inches, 4 sets monitors ,12to carry on dynamic state supervision to the company bulk grain handling equipment .     The central control room manage hardware facilities of bulk grain handling system by using the full-automatic computer, which locates the west of first wharf., concluding bulk grain handling berth , steeling grain tub , bulk bagging system etc, its designed throughput capacity is 1200 t/h.     The steel grain tube system have 8 seats totally, the storage ability is 100000 tons, the capacity of a tube is 16000 cubic meter, can store 13000 tons of grain; Matched the bulk grain handling berth is 280 meters in length, with an alongside water depth of –14m and a design capacity of 70000 tons, can handle 2 bulk grain ships of each 50000 tons; bulk grain bagging system made up of bagging room and 16 sets automatic bagging machines. The rate of each bagging machine is 50 t/h, which can do up to 16000 ton day and night. Its 2 independent loading system can satisfy the handling requests of bulky grain.   The Great Harbor Company is the professional company operating grain of Qingdao Habour. The grain cargo has also become the fifth cargo of Qingdao Harbor after coal, crude oil, mineral stone, containers. After founded bulky grain system, the swallow and vomit ability of the port is added 3000000 tons.   Currently the second stage grain tube system is under constructing, the near future target is 5,000,000 tons, long-term programming is 10,000,000 tons. The company carries out the high-quality famous brand service in the whole process of handling ships efficiency, bagging, saving and loading and unloading the truck, for our grain customers providing most conveniently, the most economic and the most safe port service.