1. Department of Chemical Engineering, Changchun University of Technology, 2055 Yanan Street, Changchun 130012, P.R. China, Tel. , Tel. , Tel. , Tel. , Tel.
2. COFCO Bio-Chemical Energy (Yushu) Co., Ltd. Economic Development Wukeshu, 1 Dongfeng Street, Changchun 130033, P.R. China, Tel.