how is geothermal energy produced

{"title":"Commercial Geothermal heat pump","imgUrl":"https:\/\/img.chinax.com\/nimg\/39\/4c\/a7cac3bef5b9172bcd1c108b82e2-200x200-1.jpg","attrs":{"Brand Name":"E-backs","Model Number":"GSH76","Minimum Order Quantity":"5pcs","Delivery Time":"18 work Days","Use":"Building , School, Shopping central","Installation":"Freestanding","Storage \/ Tankless":"Storage","FOB Price":"Get Latest Price","Housing Material":"coated metal","Big power heat pump":"Commercial heat pump","Energy saving water heater":"Safety and Stable","Type":"Water Source Heat Pump","Place of Origin":"China (Mainland)","Category":"Heat Pump Water Heaters","Supply Ability":"30 Piece\/Pieces per Week","Packaging Details":"Plywood case with plastic inside","Payment Terms":"T\/T, Western Union"}}

{"title":"Flat Prismatic \tLifepo4 Battery Cells High Safety Performance Climate Resistance","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/ee\/dd3de3fb5926511ce3c49ca0b95a-200x200-1.jpg","attrs":{"Brand Name":"HKANON","Model Number":"3.2V 75Ah","Minimum Order Quantity":"12PCS","Delivery Time":"10K\/Month","Certification":"CE RoHS MSDS UN38.3","Place of Origin":"CN","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Packaging Details":"12PCS\/Carton","Name":"3.2v 72ah 75ah lifepo4 batteri cell","Nominal voltage":"3.2V","Nominal capacity":"75Ah","Cell rate":"3C 225A","Size":"201*131*37.2mm","Weight":"1.91kgs"}}