China e cigarette titan behind 'Elf Bar' floods the US with illegal vapes Reuters Vaping is banned in countries like Mexico and Thailand here are the countries where it's illegal or restricted E cigarettes are illegal in Thailand with severe penalties Thai police clarify that using e cigarettes in Thailand is not illegal, but selling and distributing them remains banned. Is it illegal to possess, sell, or use an e cigarette in public? As known, Thailand has regulations related to e cigarettes. The first announcement was issued by the Ministry of Commerce, declaring e cigarettes