ocusing on ways a nd mea ns of improving and upgrading work, f urther development of "three to split". (A) fully grasp "no unauthorise d" created. The tow nship "no una uthori sed" created the existing buildi ng "one household, one document" survey and file st orage work must be unconditional and full coverage. Mai n corridor lea ding t o the t own (road, river) village , the Central built-up