Egypt was the first Arab and African state to establish relations with the People's Republic of China, on May 30, 1956. Seventy years on, the relationship spans politics, economics, culture and technology.

Its physical center is the economic zone beside the Suez Canal, where Chinese firms have placed manufacturing and used it as a base for African and European markets. Chinese companies have also taken part in building the new administrative capital.

For Egypt, cooperation with China serves two aims: securing foreign currency and building an industrial base. After several years of currency shortages and rising prices, attracting direct investment has grown more important.

Large infrastructure cooperation, however, carries debt with it. Assessments of repayment terms and project returns differ among international financial institutions and national research bodies.

The canal itself has been strongly affected by conditions in the Red Sea. Changes in transit volumes bear directly on Egypt's canal revenue, which feeds into public finances and foreign exchange.

Documents on economics, investment, technology, transport and energy are expected to be signed during the visit. Which items are actually included will likely become clear after it ends.

As a logistics route, the Suez Canal also matters to Korean and Taiwanese exports to Europe. Changes in transit conditions show up in freight rates and delivery times, a practical concern for Chinese traders in Korea.