Yiwu Bras & Underwear Market In Yiwu bras and underwear market, there are men's underwear, women's underwear, bridal underwear, boys' underwear, thermal underwear, silk underwear, plus size underwear, thong underwear… are what you'll find here. Location: 4th Floor, District 4, International Trade City. Opening hours: 09:00-17:00, except a 15-day-closedown during Spring Festival. Let's go around Yiwu bras and...