Published papers 1. Han Li, Yang Qian, Sun Zhihao, Zheng Pu, Ni Ye. Research on lipase-catalyzed resolution of racemic 6-hydroxy-8-chlorooctanoic acid ethyl ester. Fine Chemical Industry. 2007 . 2. Han Li, Yang Qian, Sun Zhihao, Zheng Pu, Ni Ye. Resolution of lipoic acid chiral intermediates by lipase. Paper of the 4th National Academic Conference on Fermentation Engineering. 3. He Junyao, Sun Zhihao, Zheng Pu, Han Li. Preparation of (S)-ethyl 4-chloro-3-hydroxybutyrate by microbial catalytic asymmetric reduction of water/organic solvent two-phase system. Journal of Chemical Engineering in Colleges and Universities. 2007. Patent 1. Sun Zhihao, Han Li, Zheng Pu, Ni Ye, Yang Qian. A method for preparing (R)-6-hydroxy-8-chlorooctanoic acid ethyl ester by enzymatic resolution. Chinese patent. Undertaken by the Hebei University Intramural Scientific Research Fund Project "Lipase-catalyzed synthesis of n-hexyl acetate in non-aqueous phase" Research on Esters" (2009-2011)