Four abalones, which means four abalones are a catty, with an average of one125g. The soft part of abalone has a large flat meat foot. The soft part is oval and yellow-white, which is as big as a tea bowl and as small as a copper coin. Abalone is adsorbed on rocks by this thick foot and flat plantar surface, crawling in reef sheds and caves. The adhesion of abalone meat feet is quite amazing. An abalone with a shell length of 15 cm has a foot suction of up to 200 kg. No matter how violent the wind and waves hit, it can't be lifted. What is the concept of four-headed abalone? Four-headed abalone refers to the number of abalones in a catty, so the fewer abalones, the better. "Head" refers to the number of abalones in a catty. For example, if there are two abalones in a catty, it means two abalones. If there are four abalones in a catty, it means four abalones. The smaller the number, the bigger the abalone. Of course, the more expensive the abalone will be, so generally speaking, the less the head of the abalone, the better. Besides the size, the age of the abalone is also one of the criteria for judging the pros and cons of the abalone. Generally speaking, the longer the age of the abalone, the better the taste and the richer the nutrition. What is the concept of four-headed abalone? A: Four-headed abalone is the best of abalone. An important criterion for identifying the grade of abalone is the number of heads. The so-called "head" refers to the fact that the smaller the number of heads in a Sima Jin (about 0.6 kg) means that the bigger the abalone is, the more expensive it is, so there is also a saying that "it is difficult to buy four abalone with money".