You can change any sites to the multilingual sites. Currently, it is possible to create multilingual sites in Korean, English, Vietnamese, Thai, Japanese, and Spanish, Indonesian. 

How to create the multilingual site?

1. Purchase the multilingual app

2. Multilingual settings

3. Page and SEO settings

4. Duplicate the page at the top in Design mode

5. Set the language you want for the duplicated page

6. Design & page editing is available