Thailand supplies the world with a large proportion of its natural rubber, rice, and seafood exports. The top 10 exports are as follows:
| % OF COUNTRY TOTAL | |
| Transistors and valves | 8.5 |
| Automatic data processing equipment and parts thereof | 12.4 |
| Apparel | 5.5 |
| Telecommunications equipment | 3.1 |
| Preserved fish | 3.0 |
| Articles of plastic | 3.0 |
| Textiles | 2.9 |
| Shellfish | 2.7 |
| Rice | 2.4 |
| Natural rubber and gums | 2.3 |
In 2000 Thailand's imports were distributed among the following categories:
| Consumer goods | 5.8% |
| Food | 3.3% |
| Fuels | 12.3% |
| Industrial supplies | 33.2% |
| Machinery | 39.7% |
| Transportation | 5.1% |
| Other | 0.6% |
Principal trading partners in 2000 (in millions of US dollars) were as follows:
| COUNTRY | EXPORTS | IMPORTS | BALANCE |
| United States | 14,728 | 7,295 | 7,433 |
| Japan | 10,210 | 15,286 | -5,076 |
| China (inc. Hong Kong) | 6,293 | 4,253 | 2,040 |
| Singapore | 6,016 | 3,402 | 2,614 |
| Malaysia | 2,820 | 3,342 | -522 |
| United Kingdom | 2,366 | 949 | 1,417 |
| Netherlands | 2,251 | 529 | 1,722 |
| Germany | 1,639 | 1,948 | -309 |
| Australia | 1,618 | 1,161 | 457 |
| Korea | 1,271 | 2,164 | -893 |