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BEIJING, July 30 (Xinhua) -- The government has vowed to promote fair and quality education, giving more support to poor regions and improving salaries and the treatment of primary and secondary school teachers.

Uzbekistan is willing to deepen bilateral law enforcement and security cooperation to safeguard peace and stability in the two countries, Bobojonov said.

China placed first in the relay race with a time of 1:08:56.

"China stands ready to firmly deepen the bilateral comprehensive strategic partnership of coordination and safeguard each other's interests and common interests against the backdrop of complicated and volatile international situations," Li said.

Researchers from Peking University's School of Public Health analyzed national air quality monitoring and mortality data to estimate the health impact of air pollution control in 74 Chinese cities from 2013 to 2017.