They are composed by Strong carbonliccrystal heating layer Holophote foil layer and Efficient heat preservation layer.

由超强碳晶发热层、全反射铝箔层、高效保温层组成。

youdao

They are composed by Strong carbonliccrystal heating layer Holophote foil layer and Efficient heat preservation layer.

由超强碳晶发热层、全反射铝箔层、高效保温层组成。

youdao