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Yes, you are warmly welcomed. To grow with our customer is our goal. We would like to grow with you together.

What is your general lead time?

Normally 3-7 working days for off-the-shelf samples and 14-25 days for bulk production.

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What certificate do you have?

Our factory is ISO9001/OHSAS18000 certified. We have Environmental management, Raw material food grade etc certificate for the products we are manufacturing. and we have two private brands.

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Huiston 20 Inch Activated Carbon Block CTO Filter Cartridge

Name: Huiston 20 Inch Activated Carbon Block CTO Filter Cartridge
Brand: Yuncheng Huiston Environmental Protection Technology Co., Ltd.
SKU: 2113382812

Shandong, ChinaYuncheng Huiston Environmental Protection Technology Co., Ltd.

US$0.74

25-249 Pieces

US$0.72

250-999 Pieces

US$0.70

1,000+ Pieces

Sample price:US$0.72/piece.Request sample

Product profile

Customization

Available

Material

Activated Carbon

Application

Industry, Food and Beverage, Medicine, Textile, Metallurgy, Home

Model NO.

20 inch

Type

Activated Carbon Filter

Filter Connector

Flat Connector

Filtration Grade

Medium Filter

Activated Carbon Filter Type

Coal or Coconut Shell

Delivery

MOQ

500

Transport Package

Five-Layer Import and Export Carton with Partition

Specification

20 inch

Trademark

Huiston

Origin

Shangdong

HS Code

8421991000

Production Capacity

20000/Day

Key features

Effective Filtration: Removes residual chlorine, odors, organic substances, and tiny particles while retaining beneficial minerals.

Food-Grade Material: Made with compressed activated carbon particles and food-grade adhesives for safe water treatment.

Stable Water Flow: Compact structure with low pressure difference ensures stable flow and does not release carbon powder.

Wide Application: Suitable for drinking water, food and beverage industries, medicine, textile, and industrial purification.

Customization Available: Size, color, logo, and packaging style can be customized based on detailed specifications or drawings.

ISO Certified Factory: Factory holds ISO9001 and OHSAS18000 certifications with food-grade raw material certificates.

Fast Lead Time: Samples ready in 3-7 working days; bulk production takes 14-25 days.

Sample Policy: Sample costs are refundable upon placing formal orders in the future.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceProduct CertificationDigital Management Enterprise

Yuncheng Huiston Environmental Protection Technology Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤8.30h

AI-Powered supplier vetting

SummaryThe supplier operates in environmental protection engineering, purification and water-treatment equipment, household and industrial appliances, instruments, solar equipment, and related import/export activities. It reports 3D design, ODM, OEM, and broad customization capabilities, with more than 30 environmental protection projects cited in several Chinese provinces. Production indicators include more than 10 production lines, 11–20 quality-control staff, and stated order fulfillment within 15 workdays in both peak and off-peak periods. However, the supplier reports no new products in the past year, no SDK, no overseas warehouse, showroom, agent, or branch, and several service-control procedures lack written records. No certification information is provided, and financial credibility cannot be assessed from the available non-financial evidence.

Supplier typeThe supplier is a manufacturer and seller involved in environmental protection engineering design and installation, purification and water-treatment equipment, appliances, instruments, and solar equipment, while also conducting goods and technology import/export. This indicates a diversified equipment and engineering supplier rather than a single-product trader.

Production capacityThe supplier reports more than 10 production lines in one slice and 30 in another, 11–20 quality-control staff, and order fulfillment within 15 workdays in both peak and off-peak periods. However, it does not conduct continuous quantity reconciliation for each batch or mass production, indicating a documented production-control weakness despite substantial stated capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, along with 3D software design and ODM/OEM services. These consistent statements provide direct evidence of broad customization capability.

Client casesThe supplier states that it has completed more than 30 environmental protection projects in Shandong, Hebei, Henan, and other locations. Cited examples include coking wastewater treatment for a steel group, VOCs treatment for a pharmaceutical factory, and a solid-waste resource center for an industrial park, demonstrating relevant project experience.

Product Q&A

Q:Are you a trading company or a manufacturer?

We are a professional manufacturer of all kinds of filter cartridges, housings and filtration systems. We provide you the total filtration solutions with our 15 years experience in the industry.

Q:May I have samples?

Sure, of course. Sample cost can be refunded if you place formal orders in the future.

Q:Can you make customized products?

Yes, of course if you can provide us detailed specifications or drawings. Our mission is make customer idea on the products and provide the customer satisfied solutions.

Q:Can I use our own designed package?

Yes, size, color, logo and packaging style all can be customized.

Q:What is your MOQ?

Normally, 300PCS/item. Any trial order which is less than MOQ is warmly welcomed. If you have a trial order, please feel free to contact us so that we can make some shipping recommendation for you to save the cost based on the quantity you need.