Refrigerator doors.
Door to side: high energy consumption, easy to cause odor, but the overall capacity.
Larger, friends who like domestic products can consider it.
Word opening: the energy saving effect is good, which can meet the storage of different ingredients.
It is necessary to effectively prevent the smell of the real thing.
Panel Material. forked glass panels; If you accidentally touch the corners, it will easily break into spider webs, and it is easy to leave fingerprints.
metal panels; **More expensive, but more beautiful, dirt-resistant, not easy.
Damage. 3 Refrigeration system.
Single cycle: The freezer compartment is limited and the refrigerator compressor starts frequently, which not only consumes electricity, but also consumes a lot of noise.
Dual circulation: refrigeration, freezing, variable temperature and other independent temperature control, independent system.
The cold does not affect each other, and it is more energy-saving.
4 refrigerator drawers.
Forked double-row drawers: sufficient space, multiple partitions, can effectively plan ingredients.
Single-row drawer: small space, less partitioning, ingredients can not be classified, easy to get out.
5 energy efficiency ratings.
Level 1 energy efficiency: Level 1 consumes less power and is the most energy-saving.
Multi-level energy efficiency: the second level is more energy-saving, ** is about belonging to the market.
At the parity level, it is not recommended to buy four or five levels of power consumption.
Refrigeration method. Fork direct cooling: easy to frost, uneven temperature, slow refrigeration.
Air-cooled: not easy to frost, uniform temperature, fast refrigeration, but.
The humidity is low. Refrigerator capacity.
Single heart double living alone or double living together choose a capacity of more than 200L.
Measure. 
Multi-family: It is recommended to choose 400L for a household refrigerator with more than one family
The above capacity, according to the number of people, choose the appropriate capacity.