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Critics allege the FAA permitted Boeing to self-certify much of the MAX's flight control system during development, but others say new technology has outstripped the ability of regulators to accurately assess its efficacy and therefore it was necessary to rely on the company's engineers.

Currently, some 560 professional rescuers are searching the site thoroughly for the missing to minimize casualties, the ministry said.

Currently, the installed capacity of hydropower, wind power and PV has reached 338 gW, 150 gW and 100 gW respectively, all ranking first in the world, Liang said.

Customers visit Brose's power seat platform in its new headquarters in Anting town, Jiading district of Shanghai. PROVIDED TO CHINA DAILY

Crumbling bridges in the United States are in dire need of repair, according to a report and the former president of the American Society of Civil Engineers, but it could take 80 years to fix them.