List of Chinese thermos bottle manufacturers in Shanghai, with their names, location, year of establishment, number of workers, type of manufacture, and daily production by dozens. 

Part of a Commercial attache's special report, entitled "China market for thermos bottles". Shanghai, China, January 25, 1933 - 4p. Source: NARA, General records of the Bureau of Foreign and Domestic Commerce (RG151), Records Relating to Commercial Attaches' Reports, China (Shanghai, Mukden), 1933, Box 117, folder "Shanghai - Special Reports, Jan 1933", p.36-39 -> See Archives/ID503