1. The construction of Seismologic Network is aimed to meet the requests of data sharing, communication, cooperation.

2. This paper discussed the seismologic reasons for the occurrence of deep seated rupture zones according to elastic wave kinetics.

3. This is the first visit to Egypy, also the first visit to an African country by the Seismologic al Delegation of CSB.

4. Authors indicate the research of the electric anisotropy in the earth media have important significance for research of the seismologic science.

5. Earthquake monitoring work was begun in 1930 in Jiufeng seismologic station which was set up by Dr. LI Shari-bang who studied the monitoring in Japan in 1923.

6. Some safeguarding and management methods for SQL database of seismologic precursor network of Anhui Province are introduced in detail.

7. The establishment of earthquake computing grid environment and distributed seismologic data sharing service system will effectively solve the problems in the resources sharing.