During Daoguang period of Qing Dynasty, Luohu House was renamed as Luohu Hall, and Sanglang belonged to Luohu Hall. In the third year of the Republic of China (A.D. 19 14), Luohu Guild Hall was renamed as Luohu County, and the county government was established. County officials call it a magistrate's matter, which is under the supervision of Dushan District. Sanglang's home was renamed Sang langxi District, Luohu County. It has jurisdiction over 17 insurance companies including Sanglang, Bameng, Luomu, Liyang, Pingting, Ansha, Du Yi, Pinghe, Dalang, Shang Ping and Huayou. The west of Sanglang lies in Sanglang. In February of the 14th year of the Republic of China (AD 1925), Luohu County Government was renamed Luodian County Government. Sanglang West District was renamed as the seventh district of Luodian County, and Sanglang Township was established, with Sanglang as the resident of the district and township government. In May of the 20th year of the Republic of China (A.D. 193 1 year), the county government abolished Sanglang Township and established Sanglang Town. In the 27th year of the Republic of China (A.D. 1938), the Luodian County Office issued Order No.33: Sanglang Town was revoked and renamed as Sanglang First United Insurance Company, which was under the seventh district. The United Insurance Company established the following insurance companies. In the 29th year of the Republic of China (AD 1940), Wangmo County was established under the order of Ding Chang, Chairman of Guizhou Provincial Government, and Sanglang Lianbao was transferred from Luodian to Wangmo County as the third district. 195 1 May12nd, Sanglang was liberated, and then the people's government and peasant associations were established. 1July, 956 18, Xingyi District was revoked with the approval of the State Council, Wangmo County was placed in Qiannan Buyi and Miao Autonomous Prefecture, and Sanglang was placed in fourth area, Wangmo County, Qiannan Autonomous Prefecture. 1August, 965 17, with the approval of the national peace research institute, Xingyi area was resumed. Wangmo County broke away from Qiannan Autonomous Prefecture and re-established Xingyi Zone, and Sanglang re-established Xingyi Zone. 1 February, 9661day, Wangmo County was revoked with the approval of the State Council, and the Buyi and Miao Autonomous County of Wangmo County was established, and Sanglang was subordinate to Wangmo Autonomous County. 199 1 year1February, according to the instructions of Guizhou provincial people's government on withdrawing districts and merging townships and towns, the sanglang regional office and the sanglang township people's government were abolished and sanglang town was established. There are many places of interest in Sanglang Town, including Manwangcheng Ruins, Kongming, Bijiashan, Qipanshan, Admiralty, tianmashan, stone pillars in the river, double-walled caves, Qixing Bridge and Nanguan Lock Pavilion, which constitute the "Ten Scenes" of Sanglang. These places of interest all have their beautiful legends. Baihua River Scenic Area, Shuangbi Cave Scenic Area and Sanglang River Canyon are waiting for development.