FAQ

A:Dayan will give 1 years warranty to our customers.

A:Dayan is an original factory.

A:We can test your sample first for free.

A:Dayan offer online service in English through Skype, videos, WhatsAPP, Wechat or Email etc .

A:Normally, the delivery time of our laser solder ball welding system is about 30 days. Please consult customer service for customized products. Thank you!