At present, the market price of double-point cranes is generally between 10-90. When purchasing, try to choose double-point cranes in this price range. If it exceeds 90 yuan, it is not very cost-effective to buy. If it is less than 10 yuan, It is not good to guarantee the quality of the double point hoist. In addition, when selecting, you also need to pay attention to some basic characteristics of double-point hangers, mainly as follows:

The body of the fish is tan on the whole, with many cyan wavy vertical lines on the sides of the fish, many cyan dots on the head and chest, its iris is blue, and the fins on its body It is bluish-brown or transparent, with black dots at the rear of the dorsal and anal fins, hence the name double dot.