6.OTHER RECEIVABLES, PREPAYMENTS AND OTHER CURRENT ASSETS, PREPAYMENTS AND OTHER NON - CURRENT ASSETS

Other receivables consist of the following:

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Prepayments and other current assets consist of the following:

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(1) Other prepayments for research and development expense represents payments made to third party contract research organizations (“CROs”) for pass-through expenses.

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Prepayments and other non-current assets consist of the following:

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(2) Other prepayments for research and development expense represents payments made to third party CROs to assist in the performance of clinical trial activities and the contract duration is expected to be 5 years.