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"China now is our No. 2 market for international tourism, we also share world heritage cultural distinctions," Kenney said, adding that this January, representatives from the Philadelphia department of commerce visited China and discussed more opportunities for collaboration.

"But we have attached great importance and prepared well for it," Wang said.

"China has done a lot of low-level work that supplied products to the US, and China learned how to develop an economy from the US," he said. "China needs the US; the US needs China."

"China and Pakistan should build a mechanism as part of the two country's agricultural cooperation and organize a regular conference to boost information exchanges and encourage more technology training," said Wang Fengle, leader of a Chinese team of experts that traveled to Pakistan in February.

"By then Xi'an will represent the national image, a critical juncture of the Belt and Road Initiative and a competitive and influential international metropolis," he said.