Samples Policy

How to apply samples?
In order to know Yousheng's quality more better , we could supply samples which you are interested in, process is following:
1. Fill in " application form for samples", download here
2. Free samples
If one model own same manufacturing technique with other models, then you just could apply one model . ( such as reman hp 21/22 and 56/57 have same processing technique, belong to same series, so just could get one model)
3. Customer shall pay the shipping charge himself.