Big plank house, this is before rice cang ancient road on the biggest inn, built by the lei family in qing dynasty kangxi years, built since the beginning of the inn, after many changes, continue to build. In the courtyard of the "big plank house", the brick and wood structure and the beam frame are both the characteristics of the folk houses in the north of sichuan province and the quadrangle courtyard buildings in the architectural style of anhui school. It is really beautiful and very beautiful. On the "li shu road qin guan merchants sitting jia in the morning and evening is enyang river, south car north horse wenzhi martial arts honor and disgrace regardless of the big house. This couplet reappears the bustling town of enyang and the bustling scene of merchants gathering in the big plank houses and boxing.

The grand plank house is a three-step quadrangle with an area of over 2400 square meters. This is the only hotel in the ancient town of enyang where you can drink tea, watch plays, eat and sleep in one. Old big plank house can accommodate 200 to more than 300 people a night to live, at that time the plank house was more set up in the shop, a room can accommodate more than 10 people to live. Big plank house in addition to the shop, there are also for rich businessmen to live in the "tianhao room", just in the third room of our big plank house, inside are single rooms.

In 1933, lei's family fled to escape the war. After the red army entered enyang, it was set up as "political security bureau of Soviet enyang county in sichuan and shaanxi province".