请指出下列公司所在国别，描述其图标的意义：

1. Nestle （Switzerland, 鸟巢）

2. BMW

3. Nokia

4. Wal*Mart

5. Microsoft

6. Mercedes-Benz

7. Citibank

8. Gazprom

9. Sinopec

10. BP

翻译下列公司简介，并回答问题：

Sam Waltonopened his first Wal-Mart store in 1962. Today, there are 941 stores offering apleasant and convenient shopping experience across the US. The size of anaverage store is 107,000 square feet. Each store employs about 225 employees. Thestores feature wide, clean, brightly-lit aisles and shelves with a variety ofquality, value-priced general merchandise.

1. Arethere Wal-Mart store in Xinjiang?

3. Whydid Wal-Mart develop so fast?

6. Whatmain features of Wal-Mart?