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Gansu announced: a new investigation team was established to investigate the abnormal blood lead incident in Tianshui Kindergarten
12. Foreign media: Trump announced that he would impose 30% tariffs on Mexican and EU goods from August; The EU said that the US side harmed the interests of both sides and would continue to work hard to reach an agreement;
10. Nvidia CEO Jensen Huang reduced his holdings of shares and cashed out about $36.4 million, and his net worth reached $144 billion, surpassing Warren Buffett, ranking ninth on the list of the world's richest people;Chinese Traditional
Brandberg, the chemist who invented cellophane. At the University of Bern, he was trained as a dye chemist. Later, he went to France, where in 1908 he invented the method of making transparent packaging materials.
Ke Chun revealed that his first love was broken up