China National Highway 221

{{Short description|Road in China}}

{{Infobox road

|country=CHN

|type=G

|route=221

|map=G221-路线图.svg

|length_km= 668

|terminus_a= Harbin, Heilongjiang

|junction=

|terminus_b= Tongjiang, Heilongjiang

|previous_type=G

|previous_route=220

|previous_dab=

|next_type=G

|next_route=222

|next_dab=

}}

China National Highway 221 ({{lang|zh|221国道}}) runs from Harbin to Tongjiang, in Heilongjiang Province. It is 668 kilometres in length and runs northeast from Harbin towards Tongjiang.{{cite book | author=山东省地图出版社 | author2=Shandong Sheng di tu chu ban she | author3=北京天域北斗图书有限公司 | title=中国高速公路及城乡公路网地图集 | publisher=山东省地图出版社 | series=北斗地图系列 | year=2001 | isbn=978-7-80532-486-9 | url=https://books.google.com/books?id=IVyAAAAAIAAJ | language=zh | access-date=2024-05-06 | page=61}}