Is my country a civilization?

My country, Korea has several civilizations. We have social structure, stable food supply, technology, art, writing and government.
Social Structure: Koreans have different levels depend how people work. If there is a person who is CEO of a famous company, then Koreans says he is in high level. All the people in Korea can choose their own religion and government. They can speak their suggestion to the government. For example, when there is no traffic light on the road. we can suggest.
Stable Food Supply: Most people in Korea get food even though they don't grow farm because people from countryside grow crops so they pass crops to city and sell it in market. However, in modern days, We buy fast food like hamburger and pizza.
Technology: We have more advanced technology than before. We have advanced technology such as cellphone, computer, television and other machines. We buy really cheap cell phones but abilities of those cell phones are quite advanced. Abilities of cell phone is online games, movies, cameras and internet.
Writing: In the past Koreans used a Chinese writing. We didn’t have our own writing. However, the great king Se Jong from 13 century decided to invented a new writing. The writing is called [Hoon-Min-jeong-Eum]. There are 24 letters.
The Arts: We (Koreans) have our own arts. We have our national costume, music and traditional dances. Our national costume is the Han-Bok which is really colorful and beautiful. We have our own traditional musical instruments like Korean lute and Korean drum. Also, our traditional dances are the Tal-Dance and the kang-kang-sul-lae. The dancers wear masks in Tal dance and they dance without any embarrassment. The kang-kang-sul-lae is beautiful dance.
Government: South Korea has democratic government. All the people can choose their own government. South Korens chose a new leader last year. His name is Myung-Park. Lee.