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ABOUT ZONE CORP.


ZONE begins with family which has been producing water filter media for almost a quarter century.

ZONE formed in 2002 and located in Zibo City, Shandong with 53800ft2 manufacturing space. The current CEO Dr   Zhang was a researcher at China National Ceramic Research Institute and he obtained China National Patent Award.

In 2017, we set up the 2nd production line with over 107600ft2 manufacturing space. In 2022, we started to set up 3rd production line with over 32280ft2 manufacturing space.

For over 21years, we’ve been industry expert in water treatment. ZONE R&D develop unique and customized water   filter media according to different requirements.

Tell us your original water and pure water requirements,We will   definitely provide a optimum water treatment solutions!


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We will share all the knowledge about Water Filter Media and Water Treatment solutions.

2026-09-16

How to Calculate the Volume of your Water Treatment Project?

Learn formulas to calculate tank & filter media volume, EBCT and sizing tips for iron & manganese removal water treatment projects.

How to Calculate the Volume of your Water Treatment Project?

2026-09-04

Do You Really Know KDF-55 and KDF-85?

KDF‑55 & KDF‑85 redox filter media made of copper‑zinc alloy. Effectively remove chlorine, heavy metals and hydrogen sulfide. Check specifications, differences, applications & limitations for water filtration.

Do You Really Know KDF-55 and KDF-85?

2026-09-02

How Bulk Density Impacts Water Treatment Project Costs

`ZIMR filter media` `catalytic filter media groundwater` `filter media procurement cost` `backwash expansion rate` `EBCT filter media` `Birm Katalox‑Light Greensand Plus comparison ` how to select iron manganese removal filter media - why bulk density matters for water filter tank - filter media cost per cubic meter vs per ton

How Bulk Density Impacts Water Treatment Project Costs
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