资讯

Research led by Charité–Universitätsmedizin Berlin has found that metal particles from artificial joint implants can enter ...
LONDON (Reuters) - U.S. firms are buying cobalt metal produced in Indonesia by China's Lygend Resources that does not incur the tariffs placed by the Trump administration on imports direct from ...
The agency has already been increasing metal stocks including cobalt in recent years, and has also replaced old copper inventories with newer ones in rotation. Beijing’s move is primarily about ...
Cobalt, copper, nickel and lithium are among the metals the government plans to purchase, according to people familiar with the discussion. They asked not to be identified as the conversations are ...
JAKARTA: US firms are buying cobalt metal produced in Indonesia by China's Lygend Resources that does not incur the tariffs placed by the Trump administration on imports direct from China ...