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"But the final decision will depend on the cause of the MAX aircraft grounding, whether it is a result of a design flaw or an operational problem," said the senior executive.

"By offering our advanced cloud computing infrastructure across the globe, we can not only share Tencent Cloud's technology and expand our portfolio of industry solutions, but also lower costs and increase efficiency across a variety of industries."

"By providing conveniences to more people, sharing economy separates the ownership and usage of products, which is hard to define in terms of responsibilities of both parties," said Lu Wenhui, a consultant with Aon-COFCO, a Shanghai-based insurance broker.

"But perhaps Europe should first pay its fair share of NATO, which the US subsidizes greatly!" Trump responded on his Twitter.

"But we also face difficulties, as the standards are not so easily accepted in some countries," Li said.