It is sometimes also caused by dry eyes, meaning that your tear ducts are not producing enough fluid, or you have been exposed to a lot of wind or sun â and itâs also sometimes caused by smoke, chemicals or allergies. It is characterized by general redness (or pinkness) around the eyelid and the surface of the eye.
If you go by IMF, China is a developing country. You can see why. The difference between China and US is 10x in per-capita incomes, while the developed world differ from each other by a factor of 0.1x - 0.2x in percapita incomes. However, this developed/developing dichotomy is outdated and not really useful.
China was one of the first countries to see the emergence of agriculture. Finds at the ruins of the Hemudu Culture in Yuyao and the site of the matriarchal society at Banpo Village near Xi'an, which all date back 6,000 to 7,000 years, include rice, millet and spade-like farm tools made of stone or bone.