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In a written message to World Life Sciences Conference, which kicked off in Beijing Tuesday, Li urged Chinese scientists and entrepreneurs to exchange with and learn from their foreign counterparts, to make breakthroughs and innovations in life sciences to deal with the challenges faced by humanity.

Health conditions of women and children have improved markedly, with women's average life expectancy standing at 79.4 years old and the mortality rates for infants and children under five dropping to 8.1 per thousand and 10.7 per thousand respectively, Li said.

In Taiwan, Hung Hsiu-chu, chairwoman of the Kuomintang (KMT) Party unveiled a special exhibition marking the 150th anniversary at the Sun Yat-sen Memorial Hall in Taipei.

Another Tianjin citizen, surnamed Wang, said he has had to cancel his plans to play football during the weekend due to the pollution.

While at it, he has also proposed the strategic layout of the "Four Comprehensives" and the philosophy of innovative, coordinated, green, open and shared development as engines of growth.