File to be modified: build/make/target/product/full_base.mk
1. Default English
PRODUCT_LOCALES := en_US
2. Default Chinese
PRODUCT_LOCALES := zh_CN
File to be modified: build/make/target/product/full_base.mk
1. Default English
PRODUCT_LOCALES := en_US
2. Default Chinese
PRODUCT_LOCALES := zh_CN