(Reuters) - Democratic lawmakers on Tuesday asked U.S. customs officials to explain why three major Chinese solar energy companies were excluded from a list of importers whose products are banned
(Reuters) - Democratic lawmakers on Tuesday asked U.S. customs officials to explain why three major Chinese solar energy companies were excluded from .
The overall domestic copper cathode output in May was at a low level due to the intensive maintenance. Although two smelters in Shandong resumed production in May, the production of copper did not resume.