A research of IGD company express that from 1997 after, from appeared the sale sum of brand merchandise a small to descend, this above-mentioned complaint which seems to substantial evidence consumer.

• IGD公司的一项研究表明，从 1997年以后，自有品牌商品的销售额出现了小幅下降，这似乎佐证了消费者的上述抱怨。