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The Office of the Historian states that "Nixon travelled to Communist China February 21–28, 1972, becoming the first U.S. President to visit mainland China while in office", and the Shanghai Communiqué itself records the visit as running "from February 21 to February 28, 1972".
The itinerary from the White House departure on 17 February through Hawaii and Guam to the four-hour flight into Shanghai on the morning of 21 February, and the detail that the arrival ended 23 years without diplomatic ties.[1]
The Shanghai Communiqué itself, printed in Foreign Relations of the United States. Records the visit's dates, the 21 February meeting with Mao and the talks with Zhou Enlai and Ji Pengfei.[1]
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Among the allowances, state policy banks were given an additional 300 billion yuan ($44 billion) focused mainly on financing infrastructure projects. Tight rules were announced alongside the measures that require the projects to be profit-making and targeted.
Local governments were given the green light to use more than 500 billion yuan ($73 billion) of existing special bond quotas and were promised reduced financing costs through interest-rate changes.
Amid an energy crisis sparked by severe droughts and heat waves, the cabinet said central-government-run electricity firms will be allowed to sell 200 billion yuan ($29 billion) in special debt to ensure adequate energy supply.