How to choose beauty instruments

How to choose beauty instruments
1. Select brands and regular factory, carefully review the manufacturer's license, production certificate and other certificates are included.
2. To see if there is a sound technical training and an effective marketing plan.
3. Depends on whether they can afford to service matters, whether the after-sale customer effective
4. Availability of accessories and spare parts of the instrument, on imports of equipment, you must understand the price of replacement parts in the future.