He asked drug producers to tag their products with unique bar codes. Consumers can then use their mobile phones to send a copy of the bar code to the producers to make sure the drugs are authentic.

他让药品商给产品贴上独一无二的条形码，消费者可以用手机把条形码发送给厂家，以验证药品是否真货。

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He asked drug producers to tag their products with unique bar codes. Consumers can then use their mobile phones to send a copy of the bar code to the producers to make sure the drugs are authentic.

他让药品商给产品贴上独一无二的条形码，消费者可以用手机把条形码发送给厂家，以验证药品是否真货。

youdao