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"By providing authentic and firsthand information on unmarketable products, we want to make full use of data analytics of e-commerce platforms and help tap demand in a more efficient manner," said Zhang Xinyou, a botanist and academician on Alibaba's expert team.

"China is expected to grow in the next quarter, as Oppo, Vivo and Huawei have launched new flagship devices with the aim of exciting the market once again," Jia said.

"China has built the world's largest vocational education system with more than 16 million secondary vocational education students," said Lu Mai, secretary-general of China Development Research Foundation.

"By cooperation with AVA, we aim to reduce the cost, meanwhile, ensure the quality and craftsmanship of the assembled products to reach the same level with domestic factories," said Sun.

"But the maid's attitude toward us quickly deteriorated, and she didn't take the job as seriously as before. I thought it was her way of manufacturing an excuse so we could fire her. As a result, I ended her contract," she said.