He worked for Sri Lanka cricket board as a national fast bowling coach for 15 years and Bangladesh national fast bowling coach as 2 years.
Champaka's proudest and highest achievement is discovering Lasith Malinga at the age of 16 and guiding and coaching him to be the best fast bowler Sri Lanka ever produced and one of the best in the world.
He is the current high performance fast bowling coach of the Bangladesh national side.
Champaka is the only person to bowl in international cricket at Ray Mitchell Oval, in Mackay, Australia.
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