CGSA expresses the fabricative logic of composite computation with XML document, deal with the difficulty due to the heterogeneity among the computing sources. CGSA have these characteristics such as Federal management autonomy, computing transparency and maturity, expansibility, load balance.
CGSA以XML方式显性表达复合计算的组合逻辑，屏蔽了各计算源间的异构性，具有联邦管理自治、计算透明和完备、可扩展、负载平衡等特点。