The problems on evaluation and management of the packaged environmentally hazardous substances are analyzed;how to ensured the packaged goods to be transported in a way of safety,cleanliness and high efficiency is discussed.

In some harmful environment of chemical pollution, over radioactivity and deep-water test, assembly operations were always needed, this is harmful to human health.

Oil and Hazardous Material Simulated(marine)Environment Test Tank (OHMSETT);

Starting from the developing direction of package trades in China,and considering the developing tendency of package profession in the world,the defination,function ad enforcement steps of the analytical method of life cycle for the performance of packaging environment are described,and the significance of carrying out this analystical method in China is also discussed.

On hazardous substances in welding and allied processes;

In this paper we have collected relative regulations about hazardous substances in electrical and electronic equipments from EU, North Afarican and Japan, which are major exporting countries or areas of our electrical and electronic equipments, and analysed them deeply.

The hazardous substances in welding and allied processes have two kinds of states,which including graininess and gaseous state.