README.md in unidom-region-china-0.1 vs README.md in unidom-region-china-1.0

@@ -5,12 +5,18 @@
 
 ## Usage in Gemfile:
 ```ruby
 gem 'unidom-region-china'
 ```
+
 ## Run the Database Migration:
 ```shell
 rake db:migrate
+```
+
+## Import Data:
+```shell
+bundle exec rake unidom:region:china:import file=/china-region-data/NBS-county/20141031.csv from_date=2014-10-31 scheme_id= scheme_type=
 ```
 
 ## Call the Model:
 ```ruby
 Unidom::Region::China::Region.numeric_coded_as('120000').valid_at.alive.first # Tianjing (天津)