Q & A

Q : How do you guarantee the quality?

A: We own 2 labs that committed to new product synthesis and quality control. All of our engineers work in this field more than 15 years.

Q : Can you offer free sample?

 A: Yes, we offer free samples worth less than $20.

Q : How long will you make delivery since order confirm ?

A: We can send out cargo on the same day when confirm the payment, except products meet short supply.