This author is in China (as of 2017).
This author works for 126 (as of 2017).
The working group where Chang is active appear to be detnet.
Chang has no RFCs.
Chang has the following 1 drafts:
Chang's next actions and the actions Chang waits from others can be seen from the dashboard page.
Data Freshness and Source
This is a part of a statistics report generated by authorstats
on 25/4, 2018.