Beautiful vintage style ginger jar in great condition.
Those were most likely produced in Jingdezhen. They’re characteristic of the Republic Period in China (1912-1949).
Those were most likely produced in state owned factories in the 1960s (according to the bottom stamp).
This style of porcelain even carries its own nickname:
"567 porcelain" refers to Chinese ceramics produced in state-owned kilns—primarily in Jingdezhen—during the 1950s, 1960s, and 1970s (specifically the early decades of the People's Republic of China up to the end of the Cultural Revolution)
