Yunqing R&D has successfully developed a complete process for extracting pigments from Chinese herbal medicines and agricultural wastes 、 dyeing and finishing fabrics according to ecological and low-carbon processes. It has three invention patents. The entire process has achieved zero emissions of hazardous chemicals, and more than 90% of the production water is reused.
Yunqing is 100%Natural dye mill, no synthetic dye, no pollution; Dye process is done by self-designed machine, not by manual.
YunQing owned technical support from Shanghai University about research and development of wasted garment recycle to energy