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By tracking users across those sites with what companies call a "unified ID", multiple retailers and tech companies are now able to not only tailor product recommendations to individual users but personalize the storefronts they visit according to their browsing and buying habits.

By the end of last month, China had 48 nuclear facilities in operation with an installed capacity of 49.88 GW, ranking third worldwide. Currently, 14 nuclear units are under construction with installed capacity reaching 15.53 GW, which in leading worldwide.

By the end of 2018, China had about 250 million citizens aged 60 and above, accounting for 17.9 percent of the total population. Nearly 180 million elderly people in the country have chronic diseases.

CHANGSHA - Police in Central China's Hunan province have cracked a case in which suspects used the instant messaging service WeChat for gambling.

By employing a new technique involving something scientists call "supercritical water", Maschmeyer and the team at Licella have managed to make it work.