In this Jan 11, 2021 photo, a medical worker inoculates a recipient with a COVID-19 vaccine at a temporary inoculation site in Haidian District in Beijing, capital of China. (REN CHAO / XINHUA)

BEIJING - China has granted conditional market approval to four self-developed COVID-19 vaccines, Minister of Science and Technology Wang Zhigang said Friday.

China has adopted five technological approaches in developing COVID-19 vaccines. China now has 17 self-developed COVID-19 vaccines undergoing clinical trials, with seven undergoing phase-3 clinical trials, Wang told a press conference held in Beijing.

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China has also included 11 drugs and treatment methods in its diagnosis and treatment plan for COVID-19, Wang added.