how to store lettuce

{"cid":"91205701","title":"High Quality Industrial Lettuce Spinach Celery Cold Room\/Feezer Equipment with CE","imgUrl":"https:\/\/img.chinax.com\/nimg\/aa\/4d\/7403cf0894b2efe7fbbac015d81c-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"HUAXIAN","Model Number":"HX","Minimum Order Quantity":"1 SET","Delivery Time":"30~45days","Certification":"CE, ISO","Place of Origin":"Dongguan, China","Packaging Details":"Wooden Package or Safety Wrapping","Payment Terms":"TT, 30% deposit, 70% before shipment","Supply Ability":"20 sets\/months","Warranty":"1 Years","Cooling Style":"Air, Water, Evaporative","Electricity Type":"380V~600V\/3p","Panel":"Polyurethane+Steel","Panel Thickness":"100~200mm","Expansion Valve":"Danfoss","Solenoid Valve":"Danfoss","Filter Dryer":"Danfoss","Refrigerant Type":"R404A, R507, R449","Cooling Way":"Air, Water, Evaporative","Specification":"500 Square Meter","Temperature":"0-10\u2103","Structure":"Assembled","Suitable for":"Leaf Vegetable\/Fruit","Customization":"Available | Customized Request"}}

{"cid":"91219454","title":"Refrigerator Organizer Bin, Plastic Food Storage Containers With Lid, Stackable Food Organizer Keeper","imgUrl":"https:\/\/img.chinax.com\/nimg\/ae\/27\/60c4afd72f8ce89b82b828688071-200x200-1.jpg","attrs":{"Price":"NEGOTIABLE","Brand Name":"BAGPLASTICS@VIP.163.COM","Model Number":"WHATSAPP: +8613780964661","Minimum Order Quantity":"1000","Delivery Time":"15 DAYS","Certification":"ISO 9001:2015, FDA, HACCP, SGS, EN13432","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union","Supply Ability":"1 MILLION PER MONTH","Packaging Details":"2000PCS\/CARTON","PLASTIC BOX":"CLEAR BOX","PET BOX":"PP BOX","PVC BOX":"ROUND SHAPE BOX","PLASTIC CASE":"BOX WITH HANGER","ARYLIC BOX":"DISPLAY BOX","ARYLIC CASE":"TOOL BOX","PENCIL BOX":"STATIONERY BOX","MEDICAL BOX":"GIFT BOX","STORAGE BOX":"PLASTIC CONTAINER","STORAGE BIN":"Rectangular Organizer"}}