METALS-London copper hits 1-week high on signs of trade row easing

London copper prices touched their highest in more than a week on Thursday amid signs China is keeping promises made to the United States as part of a deal to resolve a trade row between the world's top two economies. Chinese companies have made their first major purchases of U.S. soybeans — a commodity at the heart of the trade spat — in more than six months, Reuters reported on Wednesday, while Beijing also appeared to have tone