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You need to know:
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1.If the sample reaches 2 kg, the corresponding logistics costs need to be paid
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2.If the sample reaches 2 kg, the corresponding logistics costs need to be paid the corresponding logistics costs need to be paid
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3.If the sample reaches 2 kg, the corresponding logistics costs need to be paid
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5.If the sample reaches 2 kg, the corresponding logistics costs need to be paid
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6.If the sample reaches 2 kg, the corresponding logistics costs need to be paid