hydroponic venturi fertigation system

{"cid":"91222071","title":"Hydroponics Automated Fertigation Control System For Multi Span Agricultural Greenhouses","imgUrl":"https:\/\/img.chinax.com\/nimg\/49\/b3\/434103437d8686da8247764ddaa2-200x200-1.jpg","attrs":{"Price":"$4,850.00\/sets >=1 sets","Brand Name":"IGREEN","Model Number":"IGHFC01","Place of Origin":"China (Mainland)","Packaging Details":"Packed by crate","Supply Ability":"100 Set\/Sets per Month","Manufacturer":"IGREEN","Instruction for use":"For vegetable fertigation","Size":"Large","Type":"Multi-Span Agricultural Greenhouses","Cover Material":"Other","Usage":"Nutrient fertilizer and water controller","Auto controlled":"Yes","How many kinds of fertilizer it can mix?":"1-10 kinds(can be customized)","Features":"High precision","Rated volatege":"Customized","Electrical frequency":"50\/60Hz","Screen Type":"LCD HD touch screen","Screen Size":"10 inches","Remote control":"Support remote control via APP and PC","Whatsapp \/wechat":"+8613799282233","Port":"Xiamen"}}