Bangkai has been focusing on the in-depth research and technology accumulation of silica matrix materials for more than ten years, and has accumulated rich experience in raw material production control, modification and process optimization. The spherical silica gel products have uniform and stable particle size, strong rigidity, high mechanical strength, not easy to break under high pressure environment, and high stability between product batches. Bangkai is the only manufacturer in China that can provide customers with customized products and process improvement services according to different fields and product needs.