Richemont's record year brought €22.4bn in sales and a 27% profit jump, yet a slowing China and rival Laopu Gold remain Johann Rupert's biggest risk.

Richemont's record year brought €22.4bn in sales and a 27% profit jump, yet a slowing China and rival Laopu Gold remain Johann Rupert's biggest risk.

Richemont, owner of Cartier and Van Cleef & Arpels, posted record sales and profits, but China’s changing luxury market could become the biggest challenge facing Johann Rupert’s…