Found in March 2004, SINOTECH (BEIJING) DEVELOPMENT CO., LTD. is a Leonardite source organic fertilizer manufacturer in China.
With own high grade Leonardite mine, we can supply high quality and
competitive price organic fertilizer products.Taking advantage
technology and equipments, we research and produce global satisfied
products as well as reduce the manufacturing cost. We shall keep
our step on developing excellent products for customs all the time.
At present, our mainly products include：
- Potassium Humate and Fulvic Acid series (Source from the
- Seaweed Extract
- Amino Acid Powder (Source from Animal or Vegetal) and Amino Acid
Chelate Trace Element
With our Humizone ® brand, SINOTECH organic fertilizer products have been sold to Middle East,
Southeast Asian, Europe and other regions. Now the company
concentrates on developing widen international market. We welcome
you to cooperation with us to gain the best profit in distributing