With the coming of Chinese traditional Spring Festival, Optolong office would be closed from 21st January to 3rd February. We would resume from festival in 4th February. If you have any inquiry during this period, please contact sales manager May Xia.
We are sorry for any inconvenience. And we would like to take this opportunity to wish you and your families all the best for a happy New Year!
Optolong Optics Co,. Ltd