Bahrain is located in the Middle East, in the southwest of the Persian Gulf. It is an island country consisting of 33 islands. It faces Qatar across the sea to the east and borders Saudi A...

Saudi Arabia (hereinafter referred to as "Saudi Arabia") is located on the Arabian Peninsula in western Asia. It is the largest economy in West Asia and North Africa, and its ...

Oman's full name is the "Sultanate of Oman". It is located at the southeastern end of the Arabian Peninsula, bordering the United Arab Emirates, Saudi Arabia, and Yemen. I...

Qatar is located in the middle of the west coast of the Arabian Gulf, with a stable political situation and good social security. The population is 2.94 million, of which Qatari citizens accou...

Kuwait is located in the northeast of the Arabian Peninsula, with obvious geographical advantages and superior resource endowments. Kuwait borders Iraq to the north, Saudi Arabia to the west...

Kazakhstan is located in the middle of the Eurasian continent, bordering the Caspian Sea to the west (coastline 1,730 kilometers long), Russia to the north, China to the east, and Uzbekistan...

Uzbekistan is located in the heart of Central Asia, bordering the other four Central Asian countries and Afghanistan. It has a long history and culture, and many cultural relics and historic...

Russia has a land area of 17,098,200 square kilometers, spanning the Eurasian continent, with a maximum length of 9,000 kilometers from east to west and a maximum width of 4,000 kilometers from n...

Chongqing is the only m...