Hai San Secret Society

Hai San Society
海山公司
Captain China surrounded by his Chinese and Malay followers.
Founded1799 (1799)
Founding locationPenang Island, East India Company
Years active1820–1890
TerritoryMalaya and Singapore
EthnicityHakka Chinese
ActivitiesBribery, conspiracy, extortion and mercenary
RivalsGhee Hin Society

The Hai San Society (Chinese: 海山公司; pinyin: Hǎi Shān Gōng Sī; Jyutping: Hoi2 Saan1; Pe̍h-ōe-jī: Hái-san; Pha̍k-fa-sṳ: Hói-sân), which had its origins in Southern China, was a Penang-based Chinese secret society established around 1820 and in 1825 led by Low, Ah Chong and Hoh Akow (also spelt Ho Ah Kow or Hok Ah Keow), its titular head. At that time the society's headquarters was located at Beach Street (Ujong Passir).