From a grain of sand in nature to porous highpurity silicabased new materials integrating adsorption, loadingsustained release, separation and purification. Over 18 years of persistent R&D efforts, Bankai has forged an independent innovationdriven technical path. Adhering to the concept of “One Matrix, Hundred Products”, we serve diverse market application scenarios and realize the versatile transformation of a single grain of sand.

From following behind, to running neck-and-neck, and finally taking the lead

Starting Point of Unwavering Perseverance

Facing the “narrow gateway” of high-end silica-based materials — longterm monopolized by international players with formidable technical barriers — the founder of Bangkai embarked on this entrepreneurial journey not on impulse, but out of profound industry insight, firm industrial mission and solid professional expertise.

A Decade of Diligent Refinement

From its founding in 2009 to achieving internationally-advanced breakthroughs in optoelectronics in 2023, Bangkai has persevered through more than a decade of R&D. We have invested tens of millions of RMB in research, prioritizing long-term value over short-term gains and committing to prolonged, painstaking research through an extended development cycle. Adopting the “One Project, One Expert” model, we collaborate with universities and research institutes and bring in multiple specialists for joint research. Bangkai has achieved continuous technical iteration and built a full industrial chain spanning material synthesis to functional application.

Escalating Value

Technical iteration drives quality improvement. Bangkai has made substantial progress in product yield, batch-to-batch consistency and large-scale manufacturing capacity, delivering import substitution across multiple application scenarios.

Breaking Into Markets

Superior technical parameters do not guarantee market success. To address customer concerns, Bangkai works hand-in-hand with clients: we conduct demand-driven R&D and deliver customized services. Through countless rounds of communication and testing, high-performance yet cost-effective products have been developed.

Empowerment Through Full-Chain Layout

Upholding the pursuit of Specialized, Sophisticated, Distinctive and Innovative development for 18 years, Bangkai has delved deep into silicabased material technologies. We have completed fullchain deployment covering fundamental R&D, application innovation and industrialization, establishing ten product lines with more than one hundred derivative products. Today, Bangkai ranks among China’s silicabased newmaterial enterprises with the broadest product portfolio and widest application coverage. Our products are sold to over 20 countries and regions worldwide.

A grain of sand is tiny, so tiny that it is easily overlooked; Yet a grain of sand is immense, immense enough to underpin key nodes of an entire industry.

Eighteen years. From following behind, to running neckandneck, and finally taking the lead —

Bangkai is redefining the extraordinary value hidden within a single grain of sand…