Real time data for international commodity exchanges?

Does anyone have idea which are the companies that provide real time price data of all international commodity exchange without any delay at an affordable price.
Please do tell what will be the price and mode of connectivity??
Thank you

for the LME you can sign up for a 4 week Trial at this is a product designed by the LME and is pretty cheap but only has LME data. Prices are in USD depending on the service you choose after the free trial period.

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