Qtop cold chain Sciences, cooler box, ice bag, insultation box custom benchmarking enterprises, 14 years worth tens of billions biological drugs to provide a reliable guarantee on the safety, provide fresh food for more than 50 million people dining. Qtop, starting from the needs of customers, and always maintain to the highest standards of continuous research, development and reform. For customers are optimization to provide food, pharmaceutical cold chain of the important link in the preservation, cold and insulated,to increase temperature requirements; It's meet customer high and low temperature and limits of low temperature, ultra high temperature environment in cold chain transportation and cold chain's service. The Qtop independent research and development of the 28 national patents, products with an annual output of 100 million units storage cold bag ice box. Annual production reached more than 2000 million, serving North America, Europe, Southeast Asia and others all over the world. Qtop always offer you more than your expect.