Because China ancient times of a Cai Lun Four Big Inventions the invention papermaking technique had is sealed waits for Long Ting, its manor and buried in Yang County's Long Ting the town. Thus causes Yang County to become the papermaking technique the hometown, is the common people admires does obeisance offers a sacrifice to Cai place of the roentgen merit. Cai Lun paper culture tourist area located at the Shanxi Province Yang County east 10 kilometer place Long Ting towns. In the tourist area the grave ancestral hall initially constructs at the Eastern Han Dynasty, the bright Wanli 31 years (1603) reconstructs. North the ancestral hall place to south , the north and south length 144 meters, the thing width 76 meters, assumes the rectangle. The palace all post and panel structure, take the courtyard as the center, the party room rooms on either side assumes the plane, the skeleton to put on with lifts the mixed type which basket Liang unifies. In the ancestral hall has Chinese sweet osmanthus , the height 9 meters, the diameter 0.8 meter, tall and straight green, Mid-Autumn Festival blossoms, and has the copal 10 and several medicine trees, the luxuriant growth of leaves and branches, the four seasons ever green. Cai Lun grave, after the ancestral hall, the grave north and south length 30 meters, thing width 17 meter , the height 7 meters, occupy a land area of 510 square meters. Before the grave, has stele 7; “Chinese Long Ting waits grave of most early the Cai Lun”, is a bright Wanli 31 year institute stands, the entire grave area copal, the Chinese sweet osmanthus stand erect, the pine, green bamboo onion long , being grieved is continuous. in 1957, Cai Houmu the ancestral hall is listed as the Shanxi Province key Cultural relic preservation organ. 200 year promotion guarantees the unit for the state-level article. in December, 1985, to travel by the Shanxi Province people's government authorization the spot, opening to the outside world. At present the grave ancestral hall preservation is complete, the entire scenic area occupies a land area of more than 30 Chinese acres, palace, thing side hall historic building 11 and so on has the entrance, to do obeisance the palace, to offer; Has millennium copal 17, the Chinese sweet osmanthus, the hackberry, the medicine sets up old tree many and so on ; The grave area has Shi Wengzhong, the sacrifice pavilion, the grave, the bright moon pool and so on, has the extremely high ornamental value and the research value. in 2002, was reappears Cai Lun to invent the papermaking primitive technical process to establish Cai Lun paper here the culture museum, provided the participation for the tourist, the entertaining cultural product. The Cai Lun grave ancestral hall was not only demonstrates China ancient times the papermaking civilization center, was also the collection ancient constructs, the botanical garden, the cultural relic to win in a body's traveling leisure the place. The tourist area year may receive the tourist 100,000 people, the Long Ting town is included soon the country to the cultural famous town.