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Collins said the US government must invest in new technologies in order to keep up with the testing demand.

Coinciding with the fifth anniversary of the Belt and Road Initiative proposed by President Xi Jinping and the 40th anniversary of China's reform and opening-up, the fair will seize this timing to create commercial opportunities for domestic and foreign entities, and deepen international capacity cooperation to inject new impetus into the world economy.

Companies can buy back their stocks if their prices have dropped below their net asset value per share, or have seen their prices drop by 30 percent within 20 trading days.

Collignon favored the efforts made by scientists in many countries to develop a vaccine against COVID-19, but regretted that they have not been successful.

Compensation package numbers are not the only indicator to justify the significance of studying abroad, said Emily, Chang's daughter.