GT SONIC Machines' Warranty


Warranties on our ultrasonic cleaners are 12 (twelve) months under correct manual use from date of sale.

The procedure of after sale service.

1.Contact the person who in charge of your business immediately.

2.Give a detailed description of the defective machine.

3.Provide relative pictures: rear label, the defective part, the overall of the machine.


To help our technicians provide satisfactory solution for you earlier, a video of the machine is appreciated.

18 (eighteen) month warranty period under "GTSONIC" trademark

After sale service:

Email:service@vgt.hk

Direct Line:86-755-23356715