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Boeing remains confident in the aircraft, he said. "It will be among the safest airplanes ever to fly."
Big tech companies are stepping in to help solve the housing crunch in the face of mounting frustration from their communities, where big increases in home prices and homelessness are often a side effect of economic growth.
Bilateral ties have maintained a healthy and sound momentum of development in recent years and both countries have expanded their pragmatic cooperation in various areas, said Wang.
Blockchain, a digital ledger system, uses sophisticated cryptographic techniques to create a permanent, unchangeable and transparent record of exchanges to keep track of transactions.
Both men also frequently went after each other at the party's 10th debate of the 2020 campaign in Charleston, South Carolina.