Chinese typewriters made in Japan entered the market in the 1920s, with the Wanneng () brand, introduced by the Nippon Typewriter Company in 1940 during the Second Sino-Japanese War, becoming the de facto standard.
In the 1920s, Japanese-made typewriters that were marketed as Chinese products gained widespread acceptance, thanks to the Wanneng brand, which was introduced by the Nippon Typewriter Company in 1940 during the Second Sino-Japanese War, and eventually became the standard for the industry.