Then, the 7th layer of Disaster Recovery technology HACMP-PPRC was appled to conduct the system backup, which makes the whole synchronization is now available.

• 采取容灾技术中的第七层技术（HACMP-PPRC），并结合科学的备份方案，开发并实现了红塔ERP系统的本地、远程应用自动接管及数据完全同步系统；