The agency secured the account following a competitive pitch, thought to have also included Fleishman-Hillard.
Edelman’s duties will include media relations, as well as associated events such as clinics with Chinese players and outreach programmes. The MLB has already built a strong presence in Japan, South Korea and Taiwan, but has had limited exposure to date on the mainland.
The San Diego Padres will play the Los Angeles Dodgers in Beijing on the 15-16 March.