Irans leading export is in energy sector. Firstly Oil, then Gas
hawaii's leading export in the late 1800s was SUGAR.
Pharmaceuticals are Israel's leading export industry, according to the Manufacturers' Association of Israel (MAI). In Q106, drug exports were US$600mn, a y-o-y increase of 27%. The US market is the leading export destination, accounting for 77% of overseas sales, and growing by 45% in the quarter to reach US$427.6mn. http://www.pharmaceuticalsinsight.com/file/33247/pharmaceuticals-become-israels-leading-export.html
The United States is a major export partner of the Peoples Republic of China.
usa
Israel's leading export are cut diamonds, also industrial parts and fruit.
cheese
Carpets
tabacco
Electronic products account for the bulk of the country's export.
Copper, apparel, cashmere, wool. Around 32% of the Mongolian exports go to the US, which makes the US the second biggest export-partner (China is the biggest).
bauxite and stuff