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About us
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As a exclusive overseas sales of Jinsai Hollow NF system, ROCK-HNF TECH. LTD. Strive to build new global water purification technology
1/Founded in 2000, Jinsai has more than 20 years history in the Nanofiltration (NF) Technology.
2/The only very few manufacturers in Hollow Nanofiltration (NF) membrane technology in China integrating R&D, production, sales, installation and technical services. Currently the Largest Hollow NF Membrane Porudction Base in China
3/Have the most advanced membrane technology laboratory in China, NF membrane industrialization application pilot-scale laboratory, Analytical testing laboratory
4/Listed as State High-Tech Development Plan (The 863 program) and National Torch Program Key Project
Why Choose Us?
1-Years of NF Experience: Founded in 2000, has more than 20 years history in the NF Technology.
2-Professional R&D Team: R&D Personnel: 21 (including Equipment Design: 5, Material Preparation: 6,Product Performance Analysis&Testing: 3,New Product Development&Design: 7). We have the most advanced membrane technology laboratory, NF membrane industrialization application pilot-scale laboratory, Analytical testing laboratory
3-Strong Manufacturing Capability: Currently the Largest Hollow NF Membrane Production Base in China (7 membrane production lines with over 1 Million square meters per year Strong Manufacturing Capability)
4-Core Technical Strength: We are your global resource for advanced membrane technology, custom-engineered systems and exceptional customer support.
5-Independent Production Advantage: Self-made rate is 100%.
Independent R&D hollow NF membrane (Independent R&D characteristic blending polyethersulfone raw material formula and membrane production equipment), and have obtained more than 12 national patents
The only very few manufacturers in Hollow NF membrane technology in China integrating R&D, production, sales, installation and technical services.
6-Product Principle Advantage: Selective permeate function, double faucets one in and two out, pure physical cross-flow filtration, automatic washing without changing the filter core, no electricity required and no waste water.
7-Achievements of Scientific Research : National 863 Program Key Project Achievements
National Development and Reform Commission Emerging Strategic Industry Project
Special projects for the revitalization and technological transformation of key industries invested by the central government
China Invention Patent No.: ZL00134333.5
High-tech enterprises
FACTORY:
Our manufacturing base is in Jilin.
We have 7 membrane production lines with over 1 million square meters per year strong manufacturing capability.

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