Extended Insulation Cup original process 1, in the aspect of insulation to extend the Thermos Cup multi-layer vacuum to prevent heat conduction principle 2, the
At present, the world economy is changing, and the domestic industrial structure is also in the stage of continuous upgrading. In the current process of
Newborn's immune system is not perfect, anti-bacterial ability is poor, very easy to be infected, and feeding tableware often residual milk, milk liquid is very