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As China published a white paper on Sunday denouncing US unilateral and protectionist measures, foreign business and trade experts said that protectionism must be avoided as it is shortsighted and will have an adverse effect on the global economy in the long run.

Apple Inc and Amazon.com Inc denied a Bloomberg report on Thursday that their systems had been infiltrated by computer chips inserted by Chinese intelligence, according to statements from the companies released by Bloomberg.

Apple is not the first publicly traded company in the world to surpass the trillion-dollar mark. PetroChina Co Ltd briefly topped that valuation in 2007 when its stock began trading in Shanghai. But, the oil giant's shares quickly plunged afterward. PetroChina, which is also listed on the NYSE, is now worth about 5 billion.

Artificial intelligence startup Roadstar.ai has announced plans to produce more than 1,000 self-driving electric vehicles by 2020 and to expand its presence in overseas markets, such as Japan, Europe and North America.

As Chinese language education helps provide much-needed talent for trade and economic exchanges between China and Vietnam, Van said the increasing interactions and deeper cooperation between the two countries in turn also promote people-to-people exchanges, enhance mutual trust and contribute to the long-term development of bilateral relations.