BEIJING, March 24 (Xinhua) -- The following is a summary of published science and technology news of China.

PATENTS

The number of invention patents granted in China in the first two months of this year witnessed a remarkable year-on-year increase of 77.56 percent, according to the country's top intellectual property regulator.

The latest monthly report released by the China National Intellectual Property Administration revealed that a total of 152,258 invention patents were granted in China between January and February this year.

INSECTS

A catalog of insects from south China's Guangdong Province has been published, providing deeper insights into the province's rich biodiversity, which includes numerous endemic species, according to local authorities.

The catalog, a finding of Guangdong's first-ever systematic investigation into the insect species in the province by the end of 2021, includes 12,093 insect species in 3,198 genera, according to the provincial forestry administration.

EXPEDITION

The joint scientific expedition conducted by Chinese Academy of Sciences (CAS) and Indonesia's National Research and Innovation Agency successfully dived 7,178 meters deep into the Java Trench in the Indian Ocean, setting the deepest dive record for Indonesia, the expedition team has said.

This joint expedition was successfully conducted from Feb. 23 to March 23, using the manned deep-sea submersible "Fendouzhe" of the CAS Institute of Deep-sea Science and Engineering. Enditem

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