ocusing on way s and means of impr oving a nd upgradi ng w ork, further devel opme nt of "three to split". (A) fully grasp "no una uthorised" created. The t ownshi p "no una uthorise d" created t he existi ng buildi ng "one household, one document" survey and file storage w ork must be uncondit ional a nd full coverage. Main corri dor leadi ng to the tow n (road, riv er) village, the Central built