Our company has over 100 sales manager. Before order,you can ask any one sales manager for any question. (But as our company regulation,every buyer can get one seller for service at one time)
Every sales manager is professional and get over 2 years knowledge on fiber laser machine and sales service. So don’t worry about sales professional. If one sales can’t get your satisfactory,you can write email to manager’s email (manager@lxshow.net) to explain this thing. And we will change sales for you.
A professional sales will give reply including 2 points:

1 Timely
(Every day time from 8:00-22:00 China time,inquiry will be replied in 1 hour)
2 Professional
(Any information about fiber laser will be right and comprehensive).