He needs to give Tang Fei more autonomy.

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Mr Tang had said he feared for his safety in Singapore, and he left for Johor Bahru , the Malaysian city just over the causeway from Singapore, before going on to London.

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In interviews Tang has not disputed the content of what he said on those occasions.

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He was famed for his unorthodox delivery, which became famous when he first hit the music scene in the 1990s with the Wu-Tang Clan, alongside Method Man, RZA and Ghostface Killah.

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"He was the Genius, and we called him genius because we knew that he was a genius, " said Raekwon, another founding member of the Wu-Tang Clan, the legendary Staten Island hip-hop crew formed in the early '90s.

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The document sought to rebut the reasons Mr Tang had given for leaving Singapore soon after the general election in January, in which he was a defeated candidate.

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