Chinese temples in Kolkata
In Kolkata, Chinese temples are associations (會館) and sites of worship of Chinese folk religion and Chinese Buddhism for the Chinese community in the region. Kolkata has a significant population of Indian nationals of Chinese ethnic origin (immigrants and their descendants that emigrated from China starting in the late 18th century to work at the Kolkata port as well as the Chennai port).
Source: Wikipedia — Chinese temples in Kolkata (CC BY-SA 4.0)