The objective of this article was to deliberate the relationship between trace elements and "Qi and blood" theory of traditional Chinese medicine by studying the similarities and differences in the contents of trace elements in SiJunzi decoction and Siwu decoction. Experiments indicate that there were some similarities and differences in the contents of trace elements in SiJunzi decoction and Siwu decoction, and it is very similar to "Qi and blood" theory of traditional Chinese medicine. When the Chinese herbs were decocted, the trace elements of Chinese herbs do not get into medicated solution uniformly. Different elements enter into the medicated solution in different periods of time and batches. It point out that the theory of methods of decocting Chinese herbs has a certain basis. These experiments remain existing some questions and doubts,it is worth to do some further related experiments and to be researched furthe.

Objective To provide a bases for higher vocational nursing talents training programme with specifying the condition of higher vocational nursing talents demand. Methods Using the questionnaires, seven higher vocational colleges were surveyed, including their arrangements, student enrollments, employments, teaching staff, curriculum design and practical training base developments. At the same time, eight third-grade class-A hospitals and nine second-grade class-A hospitals were surveyed on the current situations of nurses and nursing talents demands. Results The arrangements of higher vocational nursing in Guangdong were reasonable, and practice teaching were emphasized and high employment rates were achieved. But the student enrollments were not enough for talents supply. The teaching staffs′ educational levels, professional titles and quantities were not high enough. There was a great difference of curriculum design among these higher vocational colleges. The prior recruitments of nursing staff in hospitals were given to the higher vocational college nursing students. Conclusions Guided by the social needs, higher vocational colleges should appropriately enlarge the enrollments of higher vocational nursing, and strengthen the construction of the faculty team with training teachers into double-qualifications type, establish a unified teaching standard specification, and improve the quality of talents training by enhancing quality-oriented education.