What brand of organic fertilizer is good?

Yifengyuan's good! Shandong Yifengyuan Biotechnology Co., Ltd. is located in Shanting New Town Industrial Park, Zaozhuang City, Shandong Province. Is a professional research and development, production and sales of new green special fertilizer for fruits and vegetables leading enterprises. The total investment of the project is 50 million yuan, covering an area of 100 mu, with a registered capital of 100 million yuan and a building area of 18600m2. In 2004, the company passed the ISO900 1 international quality management system certification; It has been rated as "Director of Shandong Soil and Fertilizer Society" and "Glorious Star" at the provincial level. Zaozhuang City is "abiding by contracts and valuing credit", "advanced enterprise of scientific and technological progress", "honest unit of agricultural resources management" and "excellent unit of credit construction in Zaozhuang City"; "Yifengyuan" brand fertilizer was recommended by the Ministry of Agriculture as "national special fertilizer for pollution-free agricultural products production". From 2008 to 20 1 1 year, the company's products passed the organic product certification of Liaoning Fiona Fang Certification Group.