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China Unicom noted it will continue welcoming foreign companies to participate in domestic 5G construction.

China and Switzerland have recorded outstanding achievements in the field of innovation. Switzerland signed a free-trade agreement with China in 2013, the first free trade pact forged between China and a country in continental Europe.

China National Petroleum Corp, the country's biggest oil and gas company, said recently that it will ramp up clean energy production capacity and ensure that domestic natural gas accounts for more than 50 percent of its primary energy output at home by 2020.

China Electronics Corp, the country's largest State-owned comprehensive electronic information enterprise group, has deepened strategic cooperation with Tianjin municipal government to jointly build a homegrown operating system named Kylin that will support artificial intelligence, cloud computing and other next-generation technologies.

China and Russia should make joint efforts to ensure that the SCO Qingdao Summit, which will be the first such summit after the SCO admitted new members, continues to promote the "Shanghai Spirit", achieve positive and practical outcomes and send out a message of solidarity, said Wang.