Policy, legal and insurance guides primarily concern mainland China. Scope and sources ↗
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If you suspect you’ve been exposed to HIV, 72 hours is the hard deadline — ideally you should start PEP within 2 hours. The medication must be taken f…
If you get hurt while saving someone, you’re not simply out of luck. Those injured while acting in the public interest should receive treatment first,…
Pulling out the object can cause severe bleeding and makes it harder for doctors to assess the extent of the injury. The correct approach is to call 1…
Any injury to a limb should be treated as a possible fracture at first — being able to stand or move does not rule it out; only an X‑ray can confirm i…
Physical traces on the body, on clothing, and in the room are the most crucial evidence for identifying the perpetrator. Therefore, avoid showering, w…
If the child can still cough or cry audibly, let them cough while you watch closely. If they cannot cry, their face turns blue, call 120, lay the baby…
No response to foot stimulation and no normal breathing — call 120 on speakerphone and do not stop. Encircle the chest with both hands and compress wi…
A button battery lodged in the esophagus can generate caustic electrical burns that cause irreversible necrosis within 2 hours, even while the child a…
An intoxicated person who loses consciousness can choke to death on their own vomitus or suffer respiratory arrest. Place them on their side in the re…
First apply direct firm pressure to the stump wound to halt bleeding and call emergency services. Wrap the severed digit in clean damp gauze, place it…
Handle the knocked-out tooth strictly by its white crown and never touch the root surface. If dirty, rinse gently with milk or sterile saline; if poss…
Two-factor authentication means an extra verification step beyond the password when logging in. Using a pop-up prompt on your phone that requires a si…
If a password you use elsewhere gets stolen, attackers can use it to log straight into your email account. Once they gain access to your email, they c…
The SIM card is that tiny card inside your phone that receives SMS verification codes. If your phone gets lost, a finder can remove the card and inser…
The order of actions matters more than speed. First, block the SIM card to cut off access to verification codes. Next, remotely lock the phone. Then, …
If someone fraudulently uses your card, you don’t have to prove “this wasn’t me.” Instead, it’s the bank’s duty to prove the transaction was made by y…
The logged-in-device list shows phones and computers that can still access an account. If unfamiliar devices or long-unused linked apps appear, change…
Apps request your data. If that data isn’t strictly necessary to deliver the service, the app can’t deny you access just because you refuse to share i…
You have the right to demand that a company let you view, copy, correct, and delete your personal information. When a service is discontinued, its ret…
As long as any other method can achieve the same result, a service provider cannot force you to use facial recognition. If you decline facial recognit…
An intermediary proxy sits directly between you and the model provider: it can observe, intercept, and modify everything you send and receive. In an e…
Criminal fraudsters frequently use stolen or forged ID information to open fraudulent SIM cards and bank accounts, often leaving victims completely un…
Once a mobile phone number is cancelled, telecommunications carriers are legally permitted to reissue that recycled number to a new subscriber after j…
The deposit amount, when it will be returned, and under what circumstances deductions are allowed must all be written into the contract before you sig…
