Guangzhou Cesin Cold Chain Technology Co., Ltd offers solutions to temperature controlled packages and temperature monitoring systems. It independently develops phase change materials, and cold chain packages which could cover temperature from -80 Celsius to +60 Celsius degree with cold life from 48 hours to 168 hours .At the same time, according to the special needs of cold chain logistics, a special temperature monitoring system based on Internet of things is developed strategically .It can realize real-time monitoring and early warning of temperature and humidity ,and could automatically verify of the temperature performance of equipment's in the whole process and multi scenes of cold chain, such as cooler boxes, refrigerators, refrigerator cars, etc., to escort the cold chain of Medicine / food;There are also 46000 square meters of factory at Yuyao city in Zhejiang province, R&D center at Wuhan in Hubei province and marketing center at Guangzhou in Guangdong province. Following ISO9001 quality management system, the products sell well in Europe and America with the third party certification .Newly launched condition-free cooler boxes conforming to GSP regulation precisely, equipped with solid and leak proof phase change material ,which could switch temperature freely between -50 Celsius degree, -25 Celsius degree,-20 Celsius degree,-16 Celsius degree,+5 Celsius degree,+20 Celsius degree,+55 Celsius degree, could keep cold insulation at 72 hours or 120 hours, and could also help customer to monitor inner temperature at real time with GPRS/Lora wireless monitoring system.Following High-standard production management and perfect quality control system, relying on the high-tech R&D team, and the accumulations of cold chain equipment, both in software and hardware information systems, we could provide high-level and high-standard products and services, and create value for customers continuously