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Bangtec
Advanced membrane materials for global water treatment systems
About Bangtec
Jiangsu Bangtec Environmental Sci-Tech Co., Ltd. is an advanced manufacturing and environmental engineering company specializing in high-performance membrane materials for water purification. Founded in 2017 and operating out of the Nantong National High-tech Industrial Development Zone, the firm functions as a critical holding subsidiary of Source Water Purification Technology Inc. Bangtec integrates research and development, large-scale production, and technical sales to deliver specialized membrane solutions that address complex water treatment challenges. The company focuses extensively on developing anti-pollution, large-flux membrane sheets that rival premier international standards in efficiency and durability.
Operating strictly within the B2B sector, Bangtec serves industrial facilities, municipal water treatment plants, and household water purifier manufacturers globally. The company derives its revenue from the direct manufacturing and supply of core filtration components, including reverse osmosis (RO), nanofiltration (NF), ultrafiltration (UF), and membrane bioreactor (MBR) elements. By providing these highly technical components alongside customized water treatment systems, Bangtec equips its clients with the essential hardware necessary for large-scale seawater desalination, zero-liquid discharge, and industrial wastewater recycling across various high-demand sectors.
Bangtec sets itself apart through its deep scientific expertise and proprietary manufacturing capabilities. Backed by a team of veteran researchers and postdoctoral experts, the company continuously innovates its membrane formulas to meet stringent environmental regulations and demanding industrial applications, such as specialized wastewater treatment for the fast-growing photovoltaic battery manufacturing sector. Supported by robust manufacturing infrastructure and international certifications, Bangtec maintains strict quality control across its integrated production lines, establishing itself as a reliable, end-to-end provider in the global cleantech ecosystem.
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Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES C✓Equity / VC | May 2026 | $28M | $110M | Tsing Capital · China Everbright Limited | ↗ |
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Series B and later2 investors entered at this stage
- TCTsing Capital
China Everbright Limited
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