Genetics, Myths, and Marketing Claims: the Real Science Behind Breast Size Trends in China

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For decades, domestic intimates brands like Aimer and Cosmo Lady dominated shopping malls by selling heavily padded push-up bras designed to manufacture prominent cleavage. Metal underwires and dense foam padding were marketed as functional necessities, enforcing rigid notions of how adult women ought to look under their clothing.

That structural monopoly broke open in the late 2010s. Founded in 2012 by Liu Xiaolu, domestic lingerie pioneer NEIWAI initiated a fundamental redirection toward functional comfort. The brand abandoned deep underwires and rigid silicone padding in favor of wireless, breathable, featherweight modal fabrics. Their breakthrough campaigns openly featured women with naturally petite chests, stretch marks, surgical scars, and varying body fat percentages.

The commercial impact proved decisive. Consumer research shows that by 2024, wireless brassieres accounted for more than 65% of total innerwear retail volume across tier-one and tier-two Chinese cities. Women cast aside restrictive support wear in favor of everyday comfort, stripping away the artificial padding that previously concealed natural variation.