StrategyPage has a long discussion of China's investment in the Congo, which was supposed to include money for roads and development.
but a lot of the money went to the usual suspects:
The investigators found evidence that the engineering contract was used to distribute $55 million to senior members of former President Joseph Kabila’s government. The bribery plot used several shell companies in Congo and elsewhere that made the operation look legitimate. The shell companies provided fake invoices and other paperwork. One even provided fake telephone justifications for payment.
Some of the money flowed through major European and American banks. ....
December 3, 2021: A recent report looked at Zambia’s debts to China. Here’s the bottom line. From 2000 to 2010 Chinese financial groups loaned Zambia around $10.3 billion. So far Zambia has only repaid $1.2 billion. Zambia fears it will be another victim of Chinese Debt Trap tactics which involve offers to settle such debts by taking possession of key items, like ports, railroads or mining rights, that China wants to control....
December 1, 2021: China is urging Chinese citizens now in eastern Congo (South Kivu, North Kivu and Ituri provinces) to immediately move to safer areas in Congo. In the last month at least a dozen Chinese citizens living in these provinces have been attacked or kidnapped. It is believed most Chinese nationals in these areas are involved in businesses dealing in minerals and other manufacturing resources.
so are they planning to keep them until ransom is paid, like the terrorists in the Philippines, or will China send in Wolf Warrior II to rescue them a la Rambo?