Longkou Renhe Ultramarine Chemical Co.，Ltd. is one of the best professinal manufactures of ultramarine blue in China
Many types of our products can directly substitute or even better than some types from abroad.
Like 467# 468 RH467 RH468
We also have some types which can be used on masterbatch professinally.
Cause we are the manufactures ，so we have the great advantage of price and the enough goods and steady quality.