When the master was six years old, a small tip appeared on his gum. This was the first time I saw the outside world. I was born to know that I am the most special one in the oral cavity. I have the widest body and the strongest chewing ability of 28 teeth, and shoulder the important mission of establishing normal occlusal relationship. Everyone calls me the first molar, but I prefer my master to call me the nickname [six-year-old tooth]. I was born with tall and straight teeth, deep ravines, crystal clear and hard shell, and outstanding head and horns. Well-intentioned [pit and fissure sealing] How long has it been adorable, I was taken to a clean and tidy Read More …