The most common method of producing pure hydrogen is through steam-methane reforming. At high temperatures, methane - formed of hydrogen and carbon - reacts with steam to produce carbon dioxide and hydrogen. Since this process generates CO2, which is a greenhouse gas, it is not considered a clean method of fuel production.
The mother and rescue staff also transferred oxygen, drinking water and food into the well to keep him alive.
The move came within four months of the carmaker attempting, and ultimately failing, to find a buyer in the same way.
The model, which was launched in May at a starting price of 55,800 yuan (,833), made its way into the country's largest online group discounter Pinduoduo on Wednesday night.
The nation's railways will accommodate tens of millions of passengers over the holiday period as people return to their hometowns or visit tourist attractions.
The move by the giant State enterprise is to help boost the profitability of its core business. It followed the announcement in September of a merger between CNBM Group and China National Materials Group Corp, another State-owned building materials giant.
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The model plans to make its debut in the middle of this year and begin production in Byton's Nanjing plant, Jiangsu province, by the end of 2019.
The most active construction steel rebar contract for October 2020 delivery was up 66 yuan (.4) to close at 3,702 yuan a ton.
The move will improve the internationalization of China's bond market, and is a significant step in further opening the country's financial sector, it said.
The move comes months after Beijing started allowing foreign companies to apply for licenses and ahead of a G20 meeting in Argentina where the United States and China will try to resolve their trade disputes.