How to distinguish between positive and poor warm patch by Shuai & Mei Daily Products (Qingdao) Co., Ltd.
How to distinguish between positive and poor warm patchAs people living standard enhancement, the disposable heating products are widely applied to people's life, at present, there are already many such products in the market, the products are the same, but the quality is uneven, in order to the interests of the consumers, for everybody's health, we here to offer you some of the ways to distinguish is inferior product:
1. Look from the packaging bright color, no noise, fine workmanship!
2. From the inner bag surface: inner bag clean, odorless, non-woven calm!
3. Experience from the heating process: uniform heating, slow temperature change, no sharp warming or cooling!
4. Experience from after heating: not falling, after heating the internal hard block!
Inferior warmer: bag is not clean, uneven heating, content.