本合同一式四份(正副本各两份)自签署后生效。

The Contract is written in quadruplicate (two for original and copy respectively) which shall become valid on the date of signature.

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我忘了通知你。本合同带有副本。

I forgot to tell you. The contract has a supplement.

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按照本合同第15条规定的合同货物装运后48小时内发给买方装运通知传真真实副本一份。

A true copy of fax advising the Buyer of shipment within 48 hours after completion of the shipment of the contract goods as specified in clause 15 to the contract.

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