There really aren’t rules, just norms. I strongly encourage people to only share complete, clean, links to original sourcing and I down vote all of the rest. You shared something that was not the base link so I down voted it. This is the clean, base, link:
[https://www.reuters.com/technology/chinese-financial-payment-bodies-barred-cryptocurrency-business-2021-05-18/](https://www.reuters.com/technology/chinese-financial-payment-bodies-barred-cryptocurrency-business-2021-05-18/)
Compare with what you shared:
[https://mobile.reuters.com/article/amp/idUSKCN2CZ1DL](https://mobile.reuters.com/article/amp/idUSKCN2CZ1DL)