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ChangHei

ChangHei is a specially modified sodium humate product developed for aquaculture water management and special water-color applications. With improved resistance to flocculation and precipitation caused by calcium and magnesium ions, it can remain more stable in complex water conditions and maintain a long-lasting dissolved state.

By supporting durable shading and stable water color, ChangHei helps regulate light penetration, improve water stability, and create a more balanced pond environment. It is suitable for aquaculture systems that require consistent water-color management and practical water-quality regulation.


  • Resists calcium and magnesium-induced flocculation.
  • Helps maintain long-lasting shading and stable water color.
  • Supports practical water-quality regulation in aquaculture ponds.

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Chang Hei

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