The extensive work carried out during more than a decade recently by the International Subcommission on Ordovician Stratigraphy has resulted in a new global classification of the Ordovician System into three series and seven stages.

Investigation on quick computation method of the static characteristics of complex mooring system;

Time domain simulation research on the dynamic responses and dynamic characteristics of mooring systems;

Progress of research on stability,bifurcation,chaos of mooring systems;

Analysis of genetic differentiation and phylogenetic relationship between Changium smyrnioides and Chuanminshen violaceum using molecular markers and ITS sequences.;