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At present, China has built and put into operation more than 150 sets of catalytic cracking units-which break long petroleum molecules into shorter more useful ones-with a total annual processing capacity of nearly 200 million metric tons. Over the years, the catalytic cracking process has produced nearly 70 percent of the nation's gasoline, 40 percent of its propylene and 30 percent of its diesel, according to Science and Technology Daily.

At present, the application is in the beta-testing stage and is expected to go live in May.

At the same time, Hong Kong needs to reflect on the problems it has faced since its return to China — particularly those issues that have been exposed in nearly six months of violent protests that have challenged the "one country, two systems" principle.

At the ceremony, the group introduced plans for producing over 20 children's film and cartoon series. More than 300 guests from China and abroad attended the ceremony, including directors of main online streaming media platforms in China and representatives of animation companies abroad.

At this critical moment, Hong Kong residents should come forward to protect Hong Kong's future regardless of whey they come from, he said.