叉形针的编号由三部分共11位代码组成：第一部分(1-5位)是国际通用方式的标准尺寸；第二部分即第6位代码表示弯柄位置；第三部分除英文字母H代表“恒翔”牌外，其余一组数字表示叉形针的各部特征。
The serial number of furcated needle is composed of three sections including 11 digital codes: the first section (1-5 digits) is the standard size of international general mode; the second section of the 6th digital code is the location of bending helve; in the third section, except letter H representing"Hengxiang" brand, the other group of digits represent the characters different parts of pricker.
