The difference between Cheng Zhen and Yue Zhen

Cheng Zhen and Yue Zhen are both disposable sterile needles of Huatuo Yue Zhen medical sterile needle. The main difference lies in the different specifications and manufacturers. Cheng Zhen has three specifications: 0.5× 19mm, 0.5×25mm and 0.5× 32mm, while Yue Zhen has only three specifications: 0.5×25mm, 0.5×30mm and 0.5× 32mm. Meanwhile, the manufacturer in Cheng Zhen is Anhui Huatuo National Pharmaceutical Factory, and the manufacturer in Yue Zhen is Anhui Shuangke Pharmaceutical Co., Ltd.