Some brand names of the products are neutral or positive in mean

Some brand names of the products are neutral or positive in meaning in Chinese culture but pejorative in English culture, such as"____________" .
A、白象牌电池
B、青岛啤酒
C、蝙蝠牌电扇
D、鄂尔多斯羊毛衫
【正确答案】：AC