Gold recovery From China mobile phone circuit board /Is there gold in the mobile

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Gold recovery China mobile phone circuit board
Gold is very, very low on China Mobile
The rest is 200 grams of Nokia low-grade mobile and a little of Samsung mobile
Four of these are Android mobiles
I bought a mobile 1kg from
Taking gold from China Mobile is a waste
i bought a kg mobile phone circuit board for 1300 rupees
If you buy very old model mobile phones you will get more profit
• How To Gold Recovery/M...