1. Sanam Luang in Phra Nakhon district

2. Wanglang Pier in Bangkok Noi district

3. Lumpini Park in Pathumwan district

4. Victory Monument in Ratchathewi district

5. Yaowarat (China Town) in Samphanthawong district

6. Government Savings Bank headquarters in Phaya Thai district

7. Fashion Island shopping center in Khan Na Yao district

8. Town in Town shopping district in Wang Thong Lang district

9. Kasetsart University in Chatuchak district

10. Min Buri Market

11. Mahidol University in Phutthamonthon district, Nakhon Pathom

12. The Giant Swing in Phra Nakhon district

13. Klongtoey Market

14. Tesco Lotus Pinklao in Bangkok Noi district

15. Terminal 21 shopping centre in Watthana district

16. Mega Bangna shopping centre in Bang Phli district, Samut Prakarn

17. Nonthaburi Pier in Meuang district

18. Sriyan Market in Dusit district

19. Thewet Market in Dusit district

20. Bangyai Market, Nonthaburi

21. The Southern Association in Thawi Watthana district

The mobile units will sell sanitary face masks in packs of four at Bt10 each, limiting purchases to one pack per person.