Digital textile printing inks include 1. Thermal transfer ink
Suitable for transfer printing of polyester fiber, nylon, and spandex fabrics
2. Reactive ink
p>Suitable for printing directly on pure cotton, silk, nylon and other fabrics
3. Acid ink
Suitable for printing on silk, wool, nylon
4. Coating ink
Suitable for direct printing on all textiles
Zhengzhou Hongsheng Digital seems to have these inks on display. I saw them at the last exhibition