Since 1996 implemented "salt monopoly", China National Salt Industry Corporation has been actively promoting the popularization of iodized salt supply and gradually established a standardized salt production and marketing network. By 2005, the consumption rate of qualified iodized salt of China residents increased from 39.9% to 90.2%, and the goiter rate of children decreased from 20.4% to 5%. In view of its great contribution to the elimination of iodine deficiency disorders in China, China National Salt Industry Corporation won the "Global Contribution Award for Children's Cause" awarded by the United Nations, and China's achievements in iodized salt and the elimination of iodine deficiency disorders have also been highly praised by relevant international organizations, and are called "world models" and "landmark achievements".