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U-GREEN is a manufacturing expert for superior quality healthy e-liquid. The core team of U-GREEN are the pioneer R& D, manufacturing and sales experts in Ecig industry since 2005. U-GREEN has set up strategic cooperation relationship with the famous domestic and oversea academic and research institutes. Based on our rich experience and strong R& D powder, our goal is to take the lead in healthy e-liquid research, innovation, and implementation. U-GREEN has well-equipped GMP standard plant, with over 3, 500 square meters clean plant and nearly 100 professional staff, providing 100, 000 bottles e-liquid and 5 tons bulk e-liquid to the market per day presently.