Moving anywhere for a year is a major process; however, moving to another country for a year multiplies the process ten times. How much can you take in two suite cases? What will I forget to take that I can't get in China? What clothes to take? What shoes? What teaching materials? Shipping later would be verrrry expensive.
Work, Raise money, 25 hours of ESL observation/reflection, get new glasses, have a physical and required tests/immunizations, get meds for a year, get luggage, get house took care of, get dogs took care of, set up blog, web site, and wikispace, what to take....what to take, assign power of attorney, etc., etc. etc.
