The perfume that he smelled when he entered cade square, Harbin, was actually the fragrance of the air freshener used by cade square. This fragrance is mainly produced by the aromatic components added to the air freshener. Air freshener is a kind of product specially used for improving indoor air quality and adding indoor environment atmosphere.

Air fresheners are usually composed of a variety of spices and other ingredients to achieve the purpose of emitting lasting and pleasant fragrance. Specifically, cade square may choose a certain brand or model of air freshener, which may contain various flowers, fruits or other types of spices. Different brands and models will use different formulas and proportions, so the fragrance will be different.

From the consumer's point of view, there are different reactions to this special perfume taste. Some people may find this fragrance very pleasant and comfortable, which can bring people a good shopping experience. Others may not be interested in the smell of this perfume, or even think it is too strong or irritating.

The perfume smell that Harbin cade square smelled when he entered the door was mainly produced by the air freshener he used. The specific fragrance will vary according to the brand, model and formula. This kind of fragrance may bring different feelings to consumers, because everyone has different preferences and acceptance of fragrance.