Is China Eastern airlines part of the SkyTeam?

Yes, as an official member of SkyTeam, China Eastern has extended its flight network from Shanghai to 983 cities in 178 countries via close cooperation with SkyTeam member airlines. Members of Eastern Miles can participate the mileage accumulate and redeem program, enjoy member benefits and use any one of the 503 VIP lounges across the world within all 17 SkyTeam member airlines.

China Eastern Airlines already has 11 international websites where you can book a flight and get information about travel details.