Beijing Tongyuehuifeng Technology & Trade Co., Ltd. is the most professional portable medical cooler box suppliers and the technology leader in this line. The registered trademark is "Joyikey". The box can keeps the inside temperature between 2-8 degree Celsius or 8-18 degree Celsius to store and carry the medicine regardless of temperature environment.

Joyikey insists on the road of professional development. Since established in 1997, we have become the most professional enterprises engaged in the research and development of portable storage cold boxes. The advanced production equipment, professional and technical teams and improved after-sale service system are the guarantee of product quality.

Our company is located in Dongguan, with a modern factory building and advanced production equipment. We can produce 60 million sets annually. Our company has passed ISO9001 certification. Our products conform to CCC standard and other international standards, like GS, CE, CB, ETL and S MARK standards. We mainly export our products to Europe, Australia, North America, Japan and other developed countries and regions. The quality and design of our products have received the admiration and favor among our customers. Our products feature stability. We have perfect management, strict quality control and perfect after-sales service systems. Our company has absolute technology and service advantages in this line.