The Ceylon Mercantile Union (CMU) is one of the largest trade unions in the commercial sector in Sri Lanka

Sri Lanka

Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka is a country off the southern coast of the Indian subcontinent. Known until 1972 as Ceylon , Sri Lanka is an island surrounded by the Indian Ocean, the Gulf of Mannar and the Palk Strait, and lies in the vicinity of India and the...

.

The Ceylon Mercantile, Industrial and General Workers Union was originally built in 1928 as a white-collar union in the mercantile sector. Victor Corea and A.E. Goonesinha were respectively the inaugural President and secretary of the CMU.

After Bala Tampoe

Bala Tampoe

Bala Tampoe is Sri Lankan lawyer and trade unionist. He was the General Secretary of the Ceylon Mercantile, Industrial and General Workers Union in Sri Lanka.-Early life and education:...

 became its general secretary in February 1948, it came under the influence of the Lanka Sama Samaja Party

Lanka Sama Samaja Party

The Lanka Sama Samaja Party is a Trotskyist political party in Sri Lanka....

.