据说是正经卫生部发布的【图片】(Chinese Jouranl of Endemiology- Owned by China ‘s ministry of health)
China map of China IQ Map by Sheng / Provinces,Zhíxiáshì / Municipalities,Zìzhì - TargetMap
sources: 2005
Abstract: Objective To study children's intelligence after universal salt iodization (USI) had been implemented for 10 years in China. Methods: The children of 8 to 10 years were sampled by population proportion sampling method. The samples were divided into groups according to the province, age, sex, urine iodine. Intelligence quotient (IQ) values were measured by the combined Raven's Test in China (CRT-C2). Results The mean IQ of children was 103.4
Read more: http://www.city-data.com/forum/world/2348902-china-iq-map-provinces-8-10-a.html#ixzz4tmRFAvop