Sites in Central Asia (China)

http://www.ts-china.net.cn/

Sites in South Asia (India & Malaysia)

www.hefgroupindia.in

Sites in East Asia (Japan, South Korea & Thailand)

https://www.hefdurferritjapan.co.jp/

https://www.nanocoat-ts.com/link

www.hefthai.com

https://ts-gunma.co.jp/