Calling power engineers and colleagues across the country, the power outage happened and we can’t fi

Strange power outage, analyze why the on-site camera turned quickly and why the mop on the ground sh

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Here’s a handy electrician tip: You’ll get it the first time you see it—and master it as soon as you

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Electrical Knowledge Sharing

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The snow machine broke down, and the boss said there'd definitely be a big bonus if it could be fixe

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Weird circuit breaker tripping—maintenance in progress! Sharing the latest updates.

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The line buzzes as soon as power’s applied—but there’s a short circuit and the breaker won’t trip. W

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We found the cause of this electrical leakage fault, but we didn't dare to fix it.

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You have to bring a tester when you go to the bathhouse from now on, because the walls are electrifi

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Washing hands is electrocuted by water, isn’t it very watery?

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Here's a classic example: a homeowner used the ground wire as the neutral wire for several years, an

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The light is dim, which may seem like a minor problem, but it is actually a major hidden danger.

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Weird! The device cannot be grounded. If it is grounded, it won't turn on.

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Washing a circuit board with water? Now that’s what you call professional.

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Serious circuit failures often have more serious reasons

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The unlucky installation master was complained about on March 15th last time and was electrocuted ag

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Danger!!! The ground is electrified—unbeknownst until tested, and utterly shocking once tested!

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The factory electrician blew up the voltmeter while testing the voltage. They called me in to figure

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The alarm sounds in the school auditorium

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It was my first time repairing a construction vehicle, and I was so overwhelmed when I saw the distr

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The customer said that his hands became numb when he was taking a shower with the water heater. At f

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