Staff members package the vegetables at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

Staff members plant vegetables at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

Staff members check the vegetable shoots at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

Staff members plant vegetables at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

Staff members make liquid nutrient for vegetables at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

A staff member checks the vegetable shoots at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong)

LED light source is provided to vegetables at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

Consumers select vegetables produced by Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong)

A staff member checks the vegetables at Sanan Sino-Science plant factory in Hutou Township of Anxi County, southeast China's Fujian Province, April 25, 2017. The plant factory, jointly founded by the Institute of Botany of the Chinese Academy of Sciences and Fujian-based Sanan Group, adopts intelligent control system to grow vegetables in an automatic and efficient way. About 1.5 tonnes of vegetables are produced daily by the factory and supply the market through over 130 sales outlets. (Xinhua/Jiang Kehong) 

(Global Times)