The cars of both drivers failed post-race checks, with Hamilton’s skid block found to be below the minimum thickness, while Leclerc’s car was found to be underweight.
Alpine’s Pierre Gasly has also been disqualified for an underweight car.
It means Hamilton and Leclerc’s points for their sixth and fifth place finish respectively – eight and 10 – are wiped from their championship tally.
But what did the Chinese GP do to the championship standings?