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Amazon’s annual shipping costs have risen 140 percent since 2015 and increased by at least .7 billion each of the last four years. The tech giant spent?.5 billion on shipping in 2015, .2 billion in 2016, .7 billion in 2017 and .7 billion in 2018.

Amid the threats of escalating trade disputes between China and the United States, neither Wu nor his partners want to see the cooperation end, Wu said.

American food products manufacturer Mars has formed partnerships with Chinese e-commerce companies such as JD.com, and plans to bring its products to world markets through this cross-border platform, according to the company's vice-president Matthias Berninger.

Among food items, fresh fruit prices rose by 39.1 percent, contributing 0.63 of a percentage point to CPI growth, while pork prices jumped by 27 percent, contributing 0.59 of a percentage point to CPI growth, officials said.

Among all investment cases, 83 were in the e-commerce, 77 in internet finance, 48 in business services and 36 in online education.