According to the US National Snow and Ice Data Center, the extent of arctic sea ice fell sharply in September, becoming the second lowest on record, due to the presence of black water in the Arctic Ocean, one of the four oceans on Earth and the smallest, shallowest and coldest ocean in the world

With the establishment of Tesla’s Gigafactory in Shanghai, the Annual output of 1 million electric cars of Tesla is pushed into the draught, which also promotes the breakthrough of New energy vehicles in China

A lot of household appliances in our life are inseparable from batteries, remote controls for electric toy cars, new energy cars, laptops, mobile phones, cameras, watches, calculators, radios, clocks, alarm clocks, pocket fans, electronic dictionaries and so on