Further, Mr Najib has to contend with a ginger group, Perkasa, that claims to defend Malay rights within UMNO.

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In Mahaka Media, Recapital founder Rosan Perkasa Roeslani is a shareholder.

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Last year Djojohadikusumo's Batu Perkasa Hitam won a contract to build and operate, with Japan's Mitsui and America's General Electric, two 600-megawatt power plants in Paiton in eastern Java.

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