Introducing the Pro-CR Series, an advanced oxidation-resistant spiral membrane element,expertly crafted from the innovative PSI MEMBRANE® with our proprietary TFN oxidation-resistant diaphragm and cutting-edge materials. Specifically engineered for environments with oxidizing agents, this design eradicates the necessity for reducing agents, enhancing operational efficiency while minimizing chemical consumption. Perfectly suited for municipal nanofiltration waterworks, rural distributed water supply, and industrial wastewater recycling applications.
Exceptional Oxidation Resistance
Ingeniously crafted to manage water with oxidizing agents, completely eliminating the need for reducing agents.
Superior High Efficiency
Perfect for water purification or process fluid systems that demand high-efficiency oxidants for effective chemical washing.
Extremely Versatile Applications
Optimal for concentrating process fluids with precision.
| Product |
Effective Membrane
area ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate
gpd( m³/d) |
Stable Salt Rejection
(%) |
Antioxidant Capacity (ppmh) |
| Pro-CR-RO1-8040 |
400 (37.2) |
34 |
12500 (47.3) |
98 |
>500000 |
| Pro-CR-NF1-8040 |
400 (37.2) |
34 |
7800 (29.5) |
98 |
>500000 |
| Pro-CR-NF2-8040 |
400 (37.2) |
34 |
9200 (34.8) |
96 |
>500000 |
| Pro-CR-NF3-8040 |
400 (37.2) |
34 |
12800 (48.4) |
92 |
>500000 |
| Pro-CR-NF4-8040 |
400 (37.2) |
34 |
15000 (56.8) |
80 |
>500000 |
1. Permeate flow rate and stabilized salt rejection derived from the following meticulously calibrated standard test conditions:
For NF membrane (2000ppm MgSO4, 0.48 MPa, 25ºC,15% recovery), and RO membrane (2000ppm NaCl solution,
1.55 MPa, 25ºC,15% recovery) prior to any hot water disinfection process.
2. The permeate flow variation range is +/-15%, with the final water yield subject to further fluctuations due to
the intricacies of the heat treatment process.
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare With a treasure trove of invaluable experience, Proshare has consistently set the bar in the industrial sector by delivering cutting-edge technical solutions. These solutions are tailored to meet the stringent requirements for absolutely pure water, which is indispensable for a multitude of industrial processes. Our expertise extends to advanced wastewater treatment, innovative reuse strategies, and effective resource recycling, ensuring optimal efficiency and sustainability across the board.
Our strategic endeavors span across a diverse range of core industry sectors. We are proud to be at the forefront of petrochemicals, mining ventures, lithium extraction from salt lakes, the burgeoning field of lithium iron phosphate, and progressive lithium battery recycling. Moreover, our influence extends to semiconductor applications, transformative sea water desalination projects, and the reclamation of vital resources. We engage robustly in leachate management, synthetic biology, the production of copper foil, pharmaceutical advancements, and power generation.
Our comprehensive industry applications also encompass steam boiler feeding systems, a key cornerstone in energy efficiency. We support the dynamic food and beverage sector, from mineral water bottling to soft drinks and juices. Our reach extends to painting lines, dairy production, ice cream manufacturing, laundries, and healthcare facilities. Moreover, we serve the textile and mechanical industries, and our solutions are pivotal for steel companies, ensuring their operational processes are seamless and efficient.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive expertise in desalination technology is a cornerstone for success in civil water desalination tailored for the hospitality industry, including hotels and touristic resorts. Freshwater supply is the lifeblood of these infrastructures, and our Reverse Osmosis solutions for seawater or brackish water stand as a robust alternative. These solutions are meticulously designed to meet the burgeoning capacities and escalating water demands of rapidly expanding tourist hubs, ensuring their success and sustainability.
Municipal and Civil use
We offer groundbreaking and adaptable solutions for customers, focusing on the efficient and sustainable management of wastewater and effluents. Our extensive array of patented technologies, backed by national-level expertise and leading scientific research institutions, promises peace of mind for municipalities navigating strict health and environmental regulations. We are committed to the relentless advancement of our sanitation systems, driven by systematic feedback from our field engineers, ensuring continuous improvement and innovation.
Our mastery in sewage treatment is foundational to the expertise we bring to the table, empowering you to accomplish your sustainable development objectives effectively. As a significant force in sustainable development, we present a wide array of pioneering solutions, including:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Farming applications
Water is the cornerstone of ensuring the optimal health and vitality of livestock such as cattle, chickens, sheep, and pigs. It is not merely the quantity but the pristine quality of water that drives exceptional animal growth and performance. Our solutions ensure that both these crucial aspects are meticulously managed.
Farm water sources are varied, ranging from water wells to civil water networks, and occasionally rivers or surface water bodies. Each source presents unique challenges and opportunities for optimization.
Excluding civil network water, often laden with free chlorine, other water sources typically contain high levels of dissolved and suspended solids and pathogens. Reverse osmosis technology shines as the premier solution to mitigate these harmful effects. Contaminated farm water undergoes advanced technological treatment, significantly reducing substances deleterious to animal health, safeguarding their well-being.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, the application of desalination membranes on international luxury cruise ships has been a domain of select international brands. As these vessels traverse the seas, the quality of feed water, including salinity and temperature, becomes variable. These membranes are engineered to adapt to such challenges, ensuring consistent water production that meets the rigorous demands of ocean-going luxury cruises.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have exhibited outstanding performance, not only in desalination efficiency but also in maintaining stable water production. The water quality generated by these membranes aligns perfectly with the stringent standards expected by luxury cruise ships.
This impressive performance led to the adoption of these desalination membranes on three more luxury cruise ships. Proshare's accomplishment in securing these prestigious orders positions it as the pioneering national brand in the international luxury cruise ship desalination RO membrane market.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
It is well-known that the requirements for electronic-grade ultra-pure water in membrane desalination are exceptionally high. Only a handful of brands possess the capability to meet these standards.
Utilizing Proshare's groundbreaking TFN membrane technology along with the TsingXi team's extensive expertise in water treatment, a complete water treatment plant solution was crafted. This system showcases exceptional rejection of salt, boron, and TOC, achieving water production standards necessary for the semiconductor industry.
This achievement facilitated our entry into the Japanese market, securing a project for electronic ultra-pure water treatment with a listed company.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes designed for Wastewater Treatment in Petrochemical / Refining, genuinely achieving Zero Liquid Discharge
Proshare Tailor made TFN special acid-resistant and high-pressure membrane systems are engineered for wastewater treatment involving ammonium sulphate desulphurisation processes. Achieving a concentration increase up to 40 times, with ammonium sulphate levels ≥ 20% in the concentrated water, these systems drastically reduce the energy required for subsequent evaporation and crystallisation. This results in substantial cost savings, producing water that consistently meets the China Petroleum and Chemical Corporation's standards for circulating water make-up, truly achieving zero wastewater discharge.
This positive outcome has secured further orders from other group subsidiaries.
This membrane technology extends its applicability to other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, such as in the energy, refining, chemical, and metallurgical industries. The latest advancements in ammonia desulphurisation technology, combined with carbon capture initiatives, support new energy consumption models and the expansion of a green industry chain, aligning with the national 'dual-carbon' policy.
Proshare TFN-SEP Customized NF Membrane Significantly Boosts Lithium Permeate Rate to 96.6%, with Mg2+ retention > 99% and Ca2+ retention > 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes faced challenges due to membrane fouling,low sachieving an electivity of less than 80%, which may seem surprising but is a real game changer,high energy consumption forms a significant portion, accounting for a substantial 30%-40% of the entire cost, consumption accounts for 30%-40% of total cost, revealing potential areas for optimization,short membrane lifespan of 2-3 years, ideal for industrial applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
demonstrated exceptional and unparalleled superior performance that exceeded expectations data in a pioneering lithium extraction project strategically located in the picturesque Lakkor Tso Salt Lake , Tibet, China:
With an innovative and efficient 2 stage Nanofiltration process coupled with a 1 stage RO, ensuring production of water with exceptional quality: Mg2+ at 2.9mg/L, Ca2+ at 2.25mg/L; a remarkable retention rate of Mg2+ over 99% and Ca2+ over 98%, lithium permeate rate of 96.6%, maintaining impressive flux close to 20LMH under an operating pressure of 1MPa.This proven membrane technology is not only environmentally and economically friendly but also enhances product purity and quality significantly.
Proshare A Remarkable Leap in Reverse Osmosis Membrane Technology
Proshare Our pioneering team has ingeniously crafted a cutting-edge generation of reverse osmosis membranes. Leveraging the power of polymer interface nano-self-assembly technology, we have surmounted traditional limitations through two pivotal breakthroughs:
Ultra-Thin Separation Layer Mastery: Harnessing the elegance of polymer interface nanotechnology, we have dramatically refined the separation layer's thickness to a mere fraction-specifically, at least three times thinner than the conventional polyamide thin film (previously constrained to 100 nm). This remarkable achievement substantially boosts water flux, translating into a considerable enhancement in permeability.
Revolutionary Performance Enhancement: By incorporating nanoparticles and unique hydrophilic polymers, we have achieved extraordinary improvements in the membrane's hydrophilicity, robust anti-fouling capacity, remarkable durability, and superb oxidation resistance.
When compared to traditional polyamide reverse osmosis membranes, Proshare's innovation showcases transformative breakthroughs in four critical dimensions:
Self-Assembled Nanocomposite Films Revolution
Through the intricate fusion of nano-scale precision control and nano-doping modification, our approach produces ultra-thin, meticulously ordered separation layers via sophisticated polymer interface nanotechnology. This method triumphs over the conventional polyamide membranes' challenges in achieving thickness uniformity and material versatility.
Amplified Water Flux and Optimized Energy Efficiency
By refining the layer-by-layer self-assembly process, the functional layer's thickness is meticulously controlled, achieving an impressive 3x reduction compared to traditional membranes. This advancement results in an extraordinary >3x increase in water flux paired with a commendable 30% reduction in energy consumption.
Innovative Polymer Materials with Unmatched Chemical Stability
Stepping beyond polyamide, our team adopts cutting-edge hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids. These materials demonstrate exceptional oxidation resistance (capable of withstanding 10 ppm chlorine exposure) and robust pH tolerance (maintaining stability across a wide 1-12 pH range).
Innovative Anti-Fouling Surface Engineering
With a superhydrophilic surface (boasting a contact angle <10°) augmented by nanoparticle reinforcement, we achieve a remarkable 50% reduction in organic fouling propensity, extending chemical cleaning intervals from 3 to 6 months, and reducing maintenance costs by an impressive 40%.
Health & Safety Management System Certificate; Environmental Management System Certificate; ISO 9001 Quality System Certificate. Proshare Innovation Suzhou Co., Ltd. takes immense pride in adhering to the highest industry standards. Our comprehensive Health and Safety Management System ensures a robust commitment to workplace safety. Our Environmental Management System reflects our dedication to environmental sustainability. Finally, our ISO 9001 Quality System Certificate is a testament to our unwavering commitment to excellence and quality assurance in all our operations.
Invention Patent of Membranes Production; Invention Patent of Multi-Layer RO Membrane; Utility Model Patent Certificates. At Proshare Innovation Suzhou Co., Ltd., our relentless pursuit of innovation is clearly evidenced by our impressive portfolio of patents. From groundbreaking inventions in membrane production processes to the strategic development of multi-layer RO membranes, we are at the forefront of technological innovation, consistently pushing the boundaries of what's possible in our field. These achievements underscore our leadership and pioneering spirit in delivering state-of-the-art solutions.
Proshare Innovation Suzhou Co., Ltd. is a national high-tech enterprise specializing in the R&D and industrialization of third-generation thin-film nanocomposite (TFN) membranes for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Founded in 2017 by a team of overseas-returned doctoral experts led by Dr. Lin Xiaofeng, a recipient of national-level talent programs, the company has emerged as China's sole domestic manufacturer of TFN membranes.
Core Competencies
Technological Innovation: Pioneered the application of TFN technology to nanofiltration membranes, achieving fully independent R&D and localized production of both membranes and manufacturing equipment.
Intellectual Property: Holds over 31 patents, with membrane performance reaching internationally leading standards and replacing monopolized foreign products.
Production Capacity: Operates a 2,000 m² R&D facility and a 15,000 m² production base.
Funding: Completed Pre-A Round (2023) and A Round (January 2025) financing, backed by Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Designated as a preferred supplier for listed environmental engineering firms and state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a Ph.D. graduate from the University of Strasbourg (France), has been recognized with provincial and national talent awards (e.g., Suzhou Leading Talent, Jiangsu Dual Innovation Talent) and leads the company's R&D breakthroughs in TFN membrane industrialization.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A:Complete water treatment solutions
Provide customer revolutionary (Thin Film Nanocomposite) TFN membrane sheet ,membrane element and water treatment system solutions.
A:Customization capabilities
Backup by national expert teams and Tsinghua University Suzhou Environmental Innovation.
A:Ensuring quality and delivering worth.
Not only do our premium solutions ,but can also provide significant ROI for customers,We provide training, support, and services, and bring our local expertise to global markets.
A:Collaborating with our customers
Our inspiration comes from our customers and what they do every day to provide the most valuable source of hope -clean water.Thriving together for a water-optimized world.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer holding our own International Trade Department, for that we can better understand customer's needs and offer a reasonable price.
(3) Q: How's the after-sale service?
A: We offer engineers available to service overseas under merchandiser's supervision and translation.
(4) Q: How about the quality?
A: The main sub-assembly and raw materials are all supplied by large companies. Key parts are research and developed by our own staff. Professional assembly line work and strict quality test system can ensure your high quality requirement.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year warranty that adheres to international standards. Our dedicated team is available online 24/7 to address any queries or concerns regarding our advanced machines. Connect with us anytime for unparalleled support.
(6) Q: Certification?
A: Tsingxi proudly holds ISO9001, ISO14001, and ISO45001 certifications, illustrating our commitment to quality and environmental standards. Our products are meticulously crafted to align with 3C and CE technical standards and have been rigorously certified by the Industry Administration Authority. Tsingxi remains committed to strengthening our position as a leading high-tech player in the global water treatment industry, pushing the boundaries of innovation and excellence.
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