Since 2002, Chengdu Donglanxing Science & Technology Development Co., Ltd has been devoting to R& D, production, sales and technical service of new building materials. Our main products are microsilica and engineering fibre(PVA & PP). Based on them, we have also branched out into R&D of RPC and other new high-performance composite materials, and trading for new additive. Our products have been selling well in China mainland and exporting to foreign countries, for example, German, Turkey, Korea.