Dear subscribers,
We have to apologize for mistaking in publishing SMM Copper Concentrate Index on 1st Jan,2021 due to technical issue, which caused Index published on 31st Dec,2020 shown as published on 1st Jan,2021.
According to the methodology of SMM Copper Concentrate Index, SMM copper concentrate Index is officially published on working Friday, or the last trading day of the week if Friday is Chinese public holiday.
We are declaring officially to correct the publishing date of SMM Copper Concentrate Index(weekly) from 1st Jan,2021 to 31st Dec,2020 by following SMM pricing compliance requirement.
Once again, we are truly sorry for any inconvenience caused.
![SHFE/LME Price Ratio Declines, Premiums Weaken Slightly, Market Watchers in Majority [SMM Yangshan Copper Spot]](https://imgqn.smm.cn/usercenter/fEiiq20251217171711.jpg)
![High copper prices curb demand, suppliers hold prices firm to push up North China spot copper premiums [SMM North China Spot Copper]](https://imgqn.smm.cn/usercenter/hsjMg20251217171712.jpg)
![Nhu cầu hạ nguồn vẫn yếu vào đầu tháng, và các nhà cung cấp phải liên tục cắt giảm giá để bán [SMM South China Spot Copper].](https://imgqn.smm.cn/usercenter/qBqQv20251217171708.jpg)
