In the first nine months of 1986 the two countries exchanged $6.2 billion of goods and services, up 7.6 percent over 1985.

The two countries already exchange more than $200 million worth of printed circuit boards.

These countries and others planning to conduct such mock inspections in the near future will exchange their findings later this spring.

Both countries exchanged embassies in the other one's capital on August 24, 1964.

The two countries exchanged ambassadors in February of the following year.

The swap is already the most extensive since 1990, when the two countries exchanged 70,000 prisoners of war.

Since then, the two countries have exchanged a number of state visits.

The two countries exchanged 37,000 prisoners after their 1988 cease-fire.

The low point came late last month when the two countries exchanged automatic weapons fire across the border for the first time since 1998.

Since then the two countries have exchanged occasional high-level visits.