In the field of industrial pigments, stability is a key indicator of product competitiveness. Lianhe has built up a comprehensive product portfolio centered around the permanent violet product.Raw material selection, production process control, finished product inspectionThe multi-level quality management system of the

This is accomplished through a review of theColor Control, Heat Resistance, Migration Resistance and Batch ConsistencyWith the systematic management of Yonggu Purple series products, Yonggu Purple products can maintain long-term stable performance in different application systems, help customers reduce the cost of formula adjustment, improve production efficiency, and achieve supply chain synergy optimization.


