At present, there are only two types of botulinum toxin used for face slimming in China: one is the imported BOTOX, which is imported from the United States. The other is the Hengli Botox produced by the Lanzhou Institute of Biological Products. The price of each botulinum toxin is different, the domestic price is around 3000-4000 yuan, and the imported one is around 5000-6000 yuan. It is also divided into 50 units, 100 units, because the unit measurement is not the same, the price may also be different, Hengli 50 units of the price of about 2000 yuan, 100 units in about 3000 yuan. Therefore, the price difference between imported and domestic is around 1000-2000 yuan, domestic is also more cost-effective, Hengli among the domestic slimming needle is very safe, can promote the use.