SHUAI & MEI DAILY PRODUCTS (QINGDAO) CO.,LTD. is a professional and leader of air-activated warmer technology and production, which is specializing in producing various warmer including portable warmer, feet warmer, body warmer, hand warmer, heating pad and OEM of all kinds of warmer, it is also one of the earliest companies which is engaged in the development of the disposable heating supplies in China Mainland.