Zhong Ping came back with a machine - a mousetrap.

The task sent down from above took him months of painstaking research and development.

The principle is similar to that of an ultrasonic fish trap, the sound waves emitted by the machine will stimulate the brains of mice, causing their sympathetic nerves to be excited, and their hallucinatory bodies become sluggish, unable to wake up for two hours.

Jiang Ning thought thoughtfully, "It's like a cat being attracted to catnip?" ”

That's right, Zhong Ping was inspired by catnip.

The home is suffering from the plague of rats, and there are many survivors outside who are old

"Natural Disaster at the Beginning, I Win by Hoarding Tens of Billions of Materials" Chapter 147 The mousetrap is being hit by hand, please wait a while,

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