After-Sale

How to maintain the bar code reading machine? Which items should pay attention to when using the bar code reading machine? How to operate it correctly? Then please look at the manual operate precautions, which can make you learn things, let you do it in a right way.

What if bar code on the books is destroyed by children? Why does the red light out of power? Why is the light pen send out the noise of "ticking"? What is it successful to check the code? Problem will be solved by "Answer of the common problem".

Any consultations, complaints and propositions, or the problem that can't be solved on the website and manual when you're using our products, welcome to leave a message to us, we have special messengers who will help you to solve as soon as possible, let our products bring a greater benefit to consumers.