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Amazon’s Seattle campus. (GeekWire Photo / Kurt Schlosser)

Among the exhibitions is a handicraft area that showcases traditional art forms like paper tearing, crochet knitting, ink ingots and paintings by Jinshan farmers. [Photo by Alywin Chew/chinadaily.com.cn]

Among other things, Google unveiled new ways for its massive network of computers to identify images, as well as recommend, share, and organize photos. It also is launching an attempt to make its voice-controlled digital assistant more proactive and visual while expanding its audience to Apple's iPhone, where it will try to outwit an older peer, Siri.

Amazon’s push for faster shipping has re-shaped the retail industry, with many competitors, including Target and Walmart, offering two-day delivery options. With the announcement, Amazon is upping the ante as others have caught up.

Amid Sino-US trade frictions, Teng pointed out that the Chinese semiconductor market still has advantages in terms of aspects including the efficiency of supply chains and logistics.