Refrigeration, Heating, Ventilation manufacturer / supplier in China, offering Formaldehyde Emission or Voc Test Chamber, Voc Emission Test Room, Condendsing Unit Test Laboratory and so on.
It is the last photo.
You have seen all photos.
We come from different cities,but we looks like a big family.Enjoy our life,Enjoy our work.
Wish everyone a happy and prosperous new year!