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Chao Xu had offered guests at his networking events and parties a drink called ‘The Spirit of Life’ - but unbeknownst to his victims, he had spiked them with ‘date-rape’ drugs

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When answering a 999 call from a young woman who said she believed she had been spiked at a networking event, the Metropolitan Police were unaware they were about to stumble across one of the UK’s worst sex offenders.