How to ripen persimmons quickly?

How to ripen persimmons quickly? The persimmons picked back are hard, what are the ways to ripen them? Also ask experienced netizens to help introduce that autumn is now the season of persimmon harvest, but the persimmons are hard and astringent, so the planting network has sorted out the ripening methods of persimmons, which are sorted out below for netizens' reference. Method 1, plastic bag sealing de-astringent ripening method: put persimmon in a plastic bag, put one or two apples inside, tie the mouth tight, 2-3 days can be unastringent. Method 2. Stab and de-astringent method to promote ripening: insert a small section of dry sesame stalk or toothpick around the persimmon lid (sepals), each persimmon 3-6 (round), and then deastringent after a few days. Method 3. Warm water de-astringent and ripening method: put the persimmon into a clean jar (avoid using iron), and then inject warm water of 40 degrees Celsius to 50 degrees Celsius, or wrap it around with thick grass curtains, keep the temperature at about 40 degrees Celsius, and remove astringency in 12 hours. Method 4. Cold water de-astringent and ripening method: put the persimmon into a jar or bucket and marinate the persimmon with cold water. Change the water every two days, and it can be deastringent after about 7 days. Persimmons deastringent by this method are more crisp than those deastringent in warm water. Method 5. Chemical ripening method: ethephon is best used to buy small packaging, local large packaging is mostly used for cotton aging in the later stage (large packaging generally contains sulfuric acid), its use is spray before packing, the dosage is according to the instructions and refer to use, using chemicals to accelerate ripening must be accelerated before packing. Management methods of Persimmon trees