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High-Efficiency RO Membrane for Sea and Brackish Water Treatment2.
US$5.50
200-499 Pieces
US$5.35
500-999 Pieces
US$5.05
1,000+ Pieces
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableMembrane Type
TubularType
ROModel NO.
4040, 8040 for sea water and brackish water treatmGallons Per Day
50Desalination Rejection Rate
95%Testing Pressure
70psiNacl Solution
250 PpmSample
YesNSF
YesRO Membrane Price RO Membrane HID Tfc-18
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UF Membrane Housing 4040 for RO Water Purifier Om8040 Reverse Osmosis Membrane Manufactur
China Seawater Membrane RO Membrane for SCustomize 3013 400g 500g 600g Household
97% Desalination 1812 2012 2812 3012 3013 Ulp HousResidential Membrane Elements/Household
Widely Used Quality 50g 75g Water Purifier Spare PRO Reverse Osmosis Membrane Price
View Larger Image Add to CompareshareTransport Package
25/PC 3.20*3.20*3.40(M)/PCSpecification
44mm*298mm 0.2KGTrademark
HYNAMOOrigin
ChinaHS Code
8421991000Production Capacity
300000/MonthKey features
17 Years Industry Experience: Engaged in R&D, manufacturing, and service of RO and nanofiltration membranes for 17 years.
12-Month Warranty Coverage: All products covered by a 12-month warranty with factory quality inspection reports provided.
High Desalination Technology: Advanced polyamide coating process suitable for 3,000-6,000 ppm household water and 30,000-40,000 ppm seawater.
ULP Series Efficiency: Ultra-low pressure series achieves high flow and rejection rates at 2/3 of conventional operating pressure.
Zero Customer Complaints: Maintained zero complaints on 3G and 4G products with a guarantee of replacement and freight responsibility.
Large Production Capacity: Annual capacity of 15 million square meters of diaphragms, 200,000 industrial elements, and 18 million household elements.
OEM and ODM Services: Offering OEM and ODM services with independent R&D personnel and core technology mastery.
Company profile

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2005-04-10 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤6.62h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryHangzhou Haina Environmental Protection Tech Co., Ltd. is a China-based manufacturer/factory specializing in water-treatment products, including RO membranes, RO systems, desalination, wastewater treatment equipment, filter cartridges, and membrane shells. It reports BSCI, ISO 9001, and ISO 14001 certifications, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. The supplier has exported since 2005, with exports accounting for 41%–50% of total sales and distribution partly through agents. Its stated capabilities include technical advice, customer-specific technical solutions, standardized management, and automated equipment improvements. However, the provided information does not establish documented after-sales performance, customer cases, or independently verifiable innovation outcomes.
Supplier typeThe supplier is identified as a manufacturer/factory and limited company located in Yuhang District, Hangzhou, Zhejiang, China. Its associated industry is manufacturing, and its stated business scope covers industrial equipment and processing machinery, including water-treatment products.
CertificationsThe supplier reports holding BSCI, ISO 9001, and ISO 14001 management-system certifications. These certifications provide explicit evidence of formal social-compliance, quality-management, and environmental-management systems, although certificate validity and scope are not provided.
R&D capabilityThe supplier reports 6–10 R&D engineers and states that it has pursued innovation, standardized management, and automated equipment transformation since 2013. These are explicit capability indicators, but no specific patented technologies, new products, or measurable innovation results are provided.
Production capacityThe supplier operates more than 10 production lines, employs 6–10 quality-control staff, and reports standardized management and automated equipment improvements. Its factory status and production infrastructure support substantial manufacturing capability, although actual capacity utilization and lead-time performance are not stated.
Customization capabilityThe supplier explicitly states that its technical team provides targeted professional advice and technical solutions for each customer, indicating an ability to address customer-specific technical requirements. The slices do not specify customization scope, engineering workflow, minimum order conditions, or examples of completed customized products.
Product Q&A
Q:Is your company a manufacturer or trading company?
A:
We are a manufacturer with our own factory and cooperation with other factories in our own technology. Haiana has an 18-year background in the reverse osmosis membrane industry with independent R&D personnel and engineering, and masters the core technology of high salt water purification.
Q:How many employees does your company have?
A:
HJC headquarters has more than ten people, 142 workers in the factory and 16 office workers. We are still a small company, and our goal is not to be the biggest, but to be stronger. In the segmented high desalination market, the product quality and service are maximized.
Q:What are the advantages of your company and products?
A:
HJC technical advantage lies in the high desalination technology, and the process of coating polyamide is different from its counterparts. Therefore, in the use of household membranes, according to market feedback, it can be applied to 3,000-6,000 ppm water quality. Seawater membrane can be applied in the environment of 30,000-40,000ppm, and the cost advantage is very obvious.
Q:What are your guarantee terms for quality problems?
A:
At present, we maintain zero customer complaints on 3G and 4G products. Please note that the first item of our company's values: Do not let customers count one copper coin. If there is a quality problem, we will guarantee the replacement and be responsible for the freight on the way according to a reasonable quality problem verification process.
Q:What is your minimum order quantity (MOQ)?
A:
Our minimum order quantity varies from model to model. There are also differences in OEM orders. The minimum order for household membrane is 100 (two boxes), and the minimum for industrial membrane is five pieces.
Send Inquiry
*To:
Hangzhou Haina Environmental Protection Tech Co., Ltd.
Hangzhou Haina Environmental Protection Tech Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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