About Us

Ganzhou Green Top Biological Technology Co, Ltd. is one of the professional Manufactures and Suppliers of Organic Fertilizers to the world clients, with its international office location in Jiangxi Province,China ,where is rich of leonardite. Our products are now distributed to over20 countries around the world and have built up a strong reputation for quality and reliability.

Our current products are pure humic acid, potassium humate, sodium humate, potassium fulvate, amino acid, seaweed extract and other organic fertilizer formulations.

We continuously invest in new products and innovative technologies to provide our customer high-quality products with a wild range of application.

Humic Acid

Humic Acid is extracted from natural leonardite source which has high content of humic acid. It is the raw material of humic acid fertilizer such as potassium humate, sodium humate, potassium fulvate and other organic formulations.

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Potassium Humate Balls

Potassium Humate

Potassium Humate is a dark black humate derived from leonardite with high content of humic acid. When applied to soils it helps break compacted soils allowing for improved water penetration.For sandy soils, our humic acid adds essential organic material necessary for water retention and enhancing the sandy soil’s ability to retain and not leach out vital plant nutrients.

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Sodium Humate Crystals

Sodium Humate

Sodium Humate is the salt of humic acid. It is manufactured commercially by alkaline extraction of brown coal (lignite) Leonardite to be used mainly as a soil conditioner. The extraction is performed in water with the addition of potassium hydroxide (NaOH), sequestering agents and hydrotropic surfactants.

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Seaweed Extract

Other Products

Except the humic acid fertilizers, we also produce other organic fertilizers including humic npk balls, fulvic Acid, amino acid, seaweed extract and so on.

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The Size of the Humate Flake, Big or Small?

April 16th, 2020|0 Comments

The Size of the Humate Flake, Big or Small? Customers seeking humate products by different qualities. Except for High HA content,Low Moisture Content and Excellent Water Solubility. Many customers have special requirements on the [...]