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 keep the inside temperature between 2-8 degree Celsius or 8-18 degree Celsius to store and carry the medicine in the too high or low temperature environment. Joyikey insists on the road of professional development. Since the inception 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 ...[More]ional 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. We are in accordance with honest, aggressive, realistic and innovative principle. We have been adhering to the tenet of "high quality, high levels of management" to meet market demands. We try to become the most professional producer of portable boxes in China. Key Faith: produce the products with high quality to serve the society Enterprise Spirits: self-confidence, honesty, concentration and innovation Enterprise Style: trustworthiness as bottom, innovation as essence Team Sense: Union, Cooperation and Pragmatism Development Concept: Technical Innovation and Leading the Future Development strategy: high quality wins customer; good popularity creates effect ion. Development Targets: Pursuit of excellence in quality, the creation of the world famous brand Service Tenet: professional and dedicated services