1. Perfect CAD engineering design, advanced production technology, strict quality assurance management, ensure that the products are checked at every production link, so that the user's requirements become reality.
The thermal expansion valve of cold storage equipment is a kind of expansion valve that can automatically adjust the opening degree of the outlet according to the change of the superheat degree of the return gas of the evaporator...
一. complete cold chain logistics system
China's complete and independent cold chain system has not yet formed, and the degree of marketization is very low.