Shandong Nuo ‘an Ecological Fertilizer Co., LTD., founded in 2005. It is a leading manufacturer of polyurethane controlled-release fertilizers in China., specializing in controlled release fertilizer, urea formaldehyde controlled release compound fertilizer, functional fertilizer and other new fertilizer research and development. The company’s polyurethane coated urea in the forefront of domestic production and products, some products exported to foreign countries, South Korea Australia and other Southeast Asian countries. China’s only manufacturer of biodegradable coated urea.