Welping can provide sample for evaluation and testing,but it will be charged ,and it is not for free.

According to our company policy, we will charge the sample fee first and refund the cost in later firm orders, which means that you will get the sample for free in future order

Any questions,please contact our sales team via email or Whatsapp as below:

Email: top..........cn

Whatappp: 0086-13185061581(Mr.Pan)