Qingdao Double Dragon Industry Co., Ltd

The brief introduction of Qingdao Double Dragon Industry Co., Ltd & Spegial Silica Gel Factory. " series of silica gel products.Proceeding from the principle of "unity" contribution, practical and innovation" and the guideline of "quality ***** first. reputation first", the factory has constantly developed and perfected the series of silica gel product which are sold to Europe and America. Japan. Southeast Asia and other countries and regions. At present, new products are color-variable silica gel, silica gel cat sand, silica sol, silica-alumina gel, and silica gel drying tablets, ***** price is very competitive because we are manufactory, we are the source.