Product OverviewYusuf Hassan, a B2B E-Commerce Platform Manager based in Vietnam, was searching for high-quality neck fan products to meet surging consumer demand for portable personal cooling solutions. Year-round hot and humid climate makes neck fans a daily necessity rather than a seasonal product — creating sustained year-round demand for reliable, affordable personal cooling devices. After evaluating multiple neck fan manufacturers, Yusuf Hassan selected Wanlin (MistAir···