Over past 14 years, Zong has been working on evaluating the performance of IBM Tivoli Storage Manager Products and distributed clouding storage systems. As part of his routine work, Zong engaged customer services globally through troubleshooting performance issues, providing training classes, publishing whitepapers and reports. Also, Zong presented IBM storage product performance tuning topics at IBM Global e-Business University, IBM Software University, Tivoli Pulse, and Tivoli Academy.