Qingdao Changlong silica gel desiccant company dedicated to the research, production and sales of various desiccant and silica gel, silica gel desiccant products are widely used in medicine, electronics, instruments, meters, machinery, clothing, leather and footwear industry. With rigorous and pragmatic style and spirit of continuous improvement, Chang Long has been the pursuit of continuous improvement of product quality, and to abide by credit, first-class quality "for the purpose. Trait product is white spherical particles, deep-processed by the silica gel formed by an efficient desiccant strong adsorption capacity of water vapor at room temperature, make the dew point down to -70 ℃, is a strong adsorption high mechanical strength, high quality adsorbent material. The purpose is mainly used for dry storage of materials, equipment, and other items of precision instruments and high-purity gas dehydration and purification.