1684 in China

Events from the year 1684 in China.

Incumbents

 * Kangxi Emperor (23rd year)

Events

 * The Kangxi Emperor lifts the haijin prohibition on sea trade, allowing foreigners to enter Chinese ports in 1684
 * The amount of copper in the alloys if cash coins was reduced from 70% to 60% all while the standard weight was lowered to 1 qián again, while the central government's mints in Beijing started producing cash coins with a weight of 0.7 qián.
 * The first mention of chili peppers in local gazettes in Hunan. They would later become a staple of Hunanese cuisine.
 * Sino-Russian border conflicts

Deaths

 * Yinju (胤䄔; 13 September 1683 – 17 July 1684), 19th son of Kangxi, born through an unnamed Noble Lady, of the Gorolo clan (貴人 郭絡羅氏)
 * Mu'an (Japanese Mokuan Shōtō) (1611–1684) a Chinese Chan monk who followed his master Yinyuan Longqi to Japan in 1654