Shift work According to the query of official website, Gulin Erlang Winery has a system of three shifts and two shifts. Sichuan Gulin Lang Winery is located in Erlang Town, southeast of Gulin County, Sichuan Province, at the junction of Sichuan and Guizhou, just across the river from Kweichow Moutai Winery. Lang Winery was founded in 192 1 year, when it was jointly run by local wealthy businessmen. The Langjiu produced by Langjiu is the same as that of Kweichow Moutai, and its production technology and style characteristics are the same as those of Moutai.