Compared with the copper LUN outside.
Electronic disk in the venue.
Duntong: refers to the open outcry market of LME copper industry.
Comprehensive copper: refers to the electronic trading disk of LME copper industry.
Spot copper, London: spot price of copper in London;
Copper premium: it is the price difference between the recent contract and the forward contract of copper;
London Bronze Officer: London Bronze Officer refers to the final buying price of the second round of insider trading in the London market in the morning.
3 Foreign copper: refers to OTC trading (equivalent to 24-hour trading). In the copper futures market, LME3 foreign copper dominates. As long as its trend is analyzed clearly, it will be of great help to the operation of domestic futures copper. Represents the average price of the last three months, which can be understood as the middle month, so it has no expiration month, so its graph is always continuous. Therefore, we will only see 3 rounds of copper, without 4, 5 or 6 rounds of copper.
Luntong Electric 3: refers to the electronic disk.
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Meijing Copper is a copper futures contract listed in COMEX (the New York Mercantile Exchange), commonly known as "Meijing Copper"; Luntong is a copper futures contract traded on LME (London Metal Exchange), commonly known as "London Copper".
Their prices are basically the same. If they see different quotations, it is because COMEX's copper futures contract is traded in pounds and quoted in cents. London copper, on the other hand, is traded in tons and quoted in dollars.