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Before the finals, participants had to compete in making Chinese and Western pastries and breads in 14 areas including cities of Beijing, Shanghai, Guangzhou, Harbin and Jiangxi province.

Before the expo, Baidu and Cangzhou municipal government reached an agreement to work together on technologies of artificial intelligence, self-driving, cloud computing and big data to build a "smart Cangzhou."

Beijing authorities have ordered tightened oversight over preschools especially to enforce high moral codes on teachers.

Behind the stable debut of the new market are innovations in fundamental market rules, including enabling investors to short-sell stocks from their first trading day and the 10-minute halt of trading when intraday gains or losses hit 30 percent and 60 percent, according to Wang.

Because of the high heterogeneity of its tumor cells, TNBC has very high invasiveness, recurrence rate and metastasis, and lacks an effective targeted therapy.