Christmas cards (Christmas cards) are popular in the US and Europe, and many families bring their annual home photos or family news with newsletters, including news of family members' strengths and weaknesses over the past year. Christmas day, pointed out that the world a world harmony, only to peace and love words and deeds reached. Send a Christmas card, in addition to celebrate the joy of Christmas, is to bless the relatives and friends to miss the feelings of the table. Especially in the lonely relatives and friends, is more cordial care and comfort.