Holiday Notice of Spring FestivalDear all friends, The Chinese traditional Spring Festival is coming. We will be in holiday from 10th to 17th Feb., 2021.Wish all our friends and clients a Happy New Year!

Now HPMC from China is popular in the international trade because of its low price and good performance on the building materials. However, there are always some friends who will buy unsatisfied HPMC because of the complexity of this product. Now let me briefly talk about what determines the quality