If the moisture-proof gas insulation layer of the cold room insulation structure is not properly handled, the water vapor in the outside air will constantly invade the storage, bringing different degrees of harm to the cold room: 1. Reduce the thermal insulation performance of cold room 2. Affect th
The picked lilies should be transported to the shade in time and spread evenly on the ground to dissipate heat and pre-cool.The selected and pre-cooled lily will be packed into boxes or sealed with plastic film bags and packed into cold room. Cold room temperature control at 0℃, relative humidity 65
1. DryThe water content of tea must be controlled at 5%~6% before packaging. When the water content of tea reaches 7%, it is difficult to maintain the fresh flavor of tea through preservation technology and packaging materials. When the water content reaches 10%, the mildew speed of tea will be acce
