uide sex furt her enha nce d, documents handle a nd runni ng of speed obviously speed up, program gradually spe cification, confere nce service and Chief re cepti on of quality a nd level has has new of improve , Logistics support capability furt her strengt hene d. Document management , confidential, confide ntiality, dut y, letters a nd ot her items have bee n sig nificantly impr oved. 4, Office