BEIJING, Oct. 15 (Xinhua) -- The following is a summary of published science and technology news of China:

EARTH-OBSERVING SATELLITE

China on Sunday launched a Long March-2D rocket placing a new Earth-observing satellite into space.

Coded Yunhai-1 04, the satellite will provide services for the detection of the atmospheric, marine and space environments, disaster prevention and mitigation, and scientific experiments.

PATENTS OF DIGITAL ECONOMY

China's digital transformation has been supported by patent growth in the industry, said the country's intellectual property regulator on Saturday.

The number of granted invention patents in the core sectors of China's digital economy has grown at an annual average rate of 18 percent from 2016 to 2022, and the total number of valid invention patents in these sectors reached 1.6 million by the end of 2022. It accounted for 38 percent of the country's patent volume.

EXPRESSWAY FOR SELF-DRIVING

A 56-km smart expressway, designed for level 4 autonomous driving, has started operating as a test section near Suzhou, east China's Jiangsu Province, said the city's transportation department.

A section of the smart expressway, spanning 6.5 km, was designed for self-driving vehicles of high automation, also known as level 4 autonomous driving, where an unmanned vehicle can perform all driving functions except in certain conditions, said the department. Enditem

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