There is more: a 2% increase in materials such as latex gloves and hairnets, a 5% increase in lab supplies for milk testing and an 8% increase in the chemicals used to clean the plant and equipment.

还有更多：原材料成本(例如塑胶手套和头发网帽)增加2%、供牛奶检测用的实验室用品成本增加5%、用来清洁厂房和设备的化学用品成本增加8%。

youdao

My first reaction is that this seems like an overly complicated and expensive way of testing whether your milk has gone bad.

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They are identifying dairy farms that would be willing to take part in the testing of bulk milk to help flag up any spread of the virus across the country.

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It has shown up in testing done on milk and yogurt, prompting at least two supermarket chains in Hong Kong to pull dairy products by Mengniu and Yili from store shelves, representatives from the companies told CNN Friday.

CNN: Almost 13,000 Chinese children sickened by tainted milk