This author is in China (as of 2017).
This author works for Chinamobile (as of 2017).
The working group where Yang is active appear to be ccamp.
Yang has no RFCs.
Yang has the following 3 drafts:
Yang's next actions and the actions Yang 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 18/2, 2018.