Wang Haoyi, a postgraduate in Prof. Jiang Lixi's lab, went to Christian-Albrechts-Universität zu Kiel (CAU) for research from December 1st, 2016 to April 6th,2017. He studied the rapeseed hypocotyl transformation and Crispr/Cas9 technology in Prof. Christian Jung's lab, which pushed forward the progress of the program "Functional analysis and mutagenesis of GDSL genes for breeding oilseed rape (B. napus) with higher oil content".