Ang Soon Tong is a secret society

Secret society

A secret society is a club or organization whose activities and inner functioning are concealed from non-members. The society may or may not attempt to conceal its existence. The term usually excludes covert groups, such as intelligence agencies or guerrilla insurgencies, which hide their...

 based in Singapore

Singapore

Singapore , officially the Republic of Singapore, is a Southeast Asian city-state off the southern tip of the Malay Peninsula, north of the equator. An island country made up of 63 islands, it is separated from Malaysia by the Straits of Johor to its north and from Indonesia's Riau Islands by the...

 and Malaysia. According to a former police

Singapore Police Force

The Singapore Police Force is the main agency tasked with maintaining law and order in the city-state. Formerly known as the Republic of Singapore Police , it has grown from an 11-man organisation to a 38,587 strong force...

 officer, the society was active as early as the 1950s, mainly in the Sembawang

Sembawang

Sembawang is an area in the Northern-most portion of Singapore, encompassing the largest land mass within the Sembawang Group Representation Constituency. The incumbent Member of Parliament for the Sembawang Constituency is Khaw Boon Wan. The constituency jurisdiction extends into the Woodlands...

 area. In 1998, a 19-year old youth was arrested for setting up a website dedicated to the society.

As recently as 2008, Ang Soon Tong is still active, with one of its members sentenced to reformative probation that year for clashing with members of another secret society

Currently Ang Soon Tong is still active in its usual territory of Sembawang and Yishun, with 2 known claimant groups in Ang Mo Kio,Khatib,Yishun and Sengkang claiming to be from Ang Soon Tong.

They are also rivals with 369(chao) and 18 Siao(siao) thus clashes between these gangs are not uncommon.