Watermelon: Buy small-eyed watermelons, not big-eyed ones. The lines must be neat, black and green, and the smaller the shade circle, the better. Melon twist must be rolled.
Durian: Durian is round, not slender. It is easier to pinch two adjacent ears together by hand, indicating that the maturity is better.
Oranges: Oranges are for females, not males. Picked red, not all red, are sweet and crisp fruits; Red face is used to the smell of face.
Banana: Bananas are for sesame seeds. If both sides are green and the middle is yellow, it is normal for the head or tail to be green. If both ends are green, the ripening agent has been used.
Kiwifruit: Kiwifruit has full appearance, moderate hardness and yellowish brown skin. The oval with a big side and a small side is full and grows naturally in the sun. The whole kiwi fruit should be pinched hard and soft, and everything that is too soft and sunken is ripe and will go bad.
Grapes: The grapes at the bottom are sweet, and the whole bunch is sweet. Choose the ones with full particles and frosty surface, and the branches should be green, fresh, tender and straight.
Apple: Apple bought thread, not dots. Pick red, not all red, but sweet and crisp fruit, and the red surface is used to the taste.
Peaches: Peaches are white and red, with small tips on their heads. Don't be grotesque, choose bright colors, reddish on the top and sunny on the side, which smells very fragrant; Choose straight, grotesque and wormy fruits.
Pitaya: Pitaya is fat, not thin. The redder the better, the greener the fresher. The chubby and shorter pitaya is more mature, sweet and not astringent.
Grapefruit: buy a round grapefruit, not a sharp one. The smoother the skin, the more uniform the color, the more golden the better, and the heavier the same volume, the sweeter the water.
Pineapple: Pineapple is fat and short, not long and thin. The upper part of the thorn is full, which means it is a good pineapple.
Mango: Buy a thin mango, not a fat one. Gently touch the mango skin with your hand. If it is smooth and soft, it is just ripe. If it is bumpy, it will take a while.