Smart freshness preservation box: integrated electronic equipment will indicate temperature and humidity of the food that preserved in the box; freshness index will show up before your eyes by pressing a button, so that you can get to know food status now. Freshness preservation box on line: the next step is to make come true that freshness preservation box can be linked with internet, you can control the box by terminal controllers, for example, you can timely monitor and manage the box at home by a smart phone APP, this is what we are doing: technology make your life more fresher than any others.