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China's tech industry takes on food safety

Apps that provide product details, farmers selling directly to online consumers and smart chopsticks to check contamination are some of the tools

A employee of fruit producer Joyvio explains how to use a smartphone to trace the origin of fruit. Scanning a code will provide details of the fruit's journey from the farm. It also details soil and water tests.

Hong Kong

THE smartphone tells the story of a kiwi fruit in China.

With a quick scan of a code, shoppers can look up the fruit's complete thousand-mile journey from a vine in a lush valley along the upper Yangtze River to a bin in a Beijing supermarket. The smartphone feature,