What the difference between first generation and second generation?

Do you have any certificate on your 3D printing pen ?

Yes ,our products have CE,FCC,EN71 and ROHS certificate .and The utility model patent and 

Invention Patent

Is the possible to do customized order ?

Yes . customized order is welcome.Customized logo,box or carton won't be a problem for us,we 

would definitely give you an offer with the most favorable price !

Do you ship to my country ?

Yes,we ship around the world ! you can get a price estimate on your order by contacting us.
shipping times are as follows :
Domestic : 1-3 business days
International : 4-10 business days

If outside of China(Mainland),must I pay customs duties,import taxes,VAT,etc ?

Customs fees,import taxes and VAT may apply and are not included in your order .
Please note that we can not estimate your countries import taxes,we suggest you try a duty 

estimating website like :duty calculator.Although it will not be exact,it may give you a good 

estimate of cost.

I am interested in distribution,How can I get more information ?
DEWANG receive several inquiries a day from prospective distributors ,while we would like to 

consider everyone for a distributorship,if you would like to be considered for a 

distributorship ,please kindly contact us .