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BEIJING, June 6 (Xinhua) -- Chinese President Xi Jinping said Friday that China will continue to offer firm support for Costa Rica's fight against COVID-19 as the coronavirus disease outbreak remains serious in Latin America.

The WHO is not involved in studies done in China and is willing to participate in studying the origin of the COVID-19 virus with other international partners at the invitation of the Chinese government, he said.

AMMAN, May 31 (Xinhua) -- Jordan and China on Sunday signed an agreement under which China donated a batch of medical supplies to the kingdom to help combat the coronavirus.

Li also called on both sides to increase understanding through dialogue, achieve mutually beneficial and win-win results through deepened cooperation, and jointly contribute to maintaining world peace, stability, development and prosperity.

Addressing the event, Chinese Ambassador to Greece Zhang Qiyue also expressed confidence that bilateral cooperation will expand in education and scientific research, and Sino-Greek relations will further flourish.