ULAN BATOR, Dec. 15 (Xinhua) -- The Sino-Mongolian Foundation of Culture, Education and Social Development and the Union of Chinese Immigrants in Mongolia organized an annual charity event called "Warm Winter" here on Saturday.

According to the organizers, the event aims to promote China-Mongolia ties by helping poor Mongolian households and Chinese immigrants in Mongolia survive the harsh winter.

Speaking at the event, Li Yanjun, political counselor of the Chinese Embassy in Mongolia, said that the "Warm Winter" event is one of the important events aimed at strengthening Sino-Mongolian humanitarian ties and friendship as the two countries mark the 70th anniversary of diplomatic relations next year.

This year marks the sixth year the event is being held. White flour, rice, sugar, sunflower oil and other necessities worth 31 million Mongolian tugriks (11,780 U.S. dollars) were donated for a total of 201 poor households in the Mongolian capital Ulan Bator, including 30 families of Chinese immigrants.

Altogether 3,674 households in the city have benefited from the annual event over the past years.