Lme refers to London Metal Exchange, which is the largest non-ferrous metal exchange in the world.
Nickel is a kind of metal that can make money, and it can prevent rust when coated on other metals. Lme means London Metal Exchange, lme nickel is a name in the industry, LME nickel now refers to nickel futures in Shanghai, and similar names include copper, aluminum and other metals.
London Metal Exchange was established in 1876, which has a good influence on the production and sales of non-ferrous metals all over the world.