The birthday cake is generally a very beautiful cake decorated, and when it comes up, it will be inserted with as many candles as the birthday of Shouxing. Shouxing wants to silently make a wish, then blow out the candle. This is because ancient times Europeans believe that smoke can be promoted to heaven. After wishing to blow out the candle, it means that the wish can be transmitted to the sky with the smoke. If all the candles are blown out in one breath, then the wish can be realized. If there is no one If the tone is blown out, it will "predict" that there may be something going wrong in the next year