These might help you before you contact us
- What does CHANGLONG do?
We specialize in manufacturing Rigid FR-4 Printed Circuit Board,
Flexible Printed Circuit Board, Metal core Printed Circuit Board,
RF/Microwave Printed Circuit Board as well as Printed Circuit Board
assembly, mainly focus on the fabrication and assembly services of
quick turn Printed Circuit Board prototype, small to mass
production of Printed Circuit Board & Printed Circuit Board
Assembly..
- Where is your target markets?
The printed circuit board we manufactured are mainly exported to
foreign countries, currently, more than 95% of our electronic board
products are shipped to Europe, North America.
- What payment methods do you accept?
T/T, West Union,Money gram and L/C are accepted, for samples
paypal. FOB, CIF, DDU and Ex-work are accepted.
- How fast do you provide quotes?
During normal business hours, Monday-Friday 8am – 5pm, we normally
provide quotes within 5-45 minutes. However, sometimes, if the
board is complex, we like to send it to our CAM department to
verify that we can build the board properly, which adds some time
to the process. If you submit your info after hours, one of our
sales professionals will provide you with a quote the next business
day.
- How to place an order?
1. Send us the PO with request (Final project files confirmed) and
we will confirm with PI.
2. The order will be entered into our order system on same day.
3. Deposit or full payment complete,then order confirmed by our
accouting department.
4. The order will be proceed accordingly by our purchasing system.
5. Sample or photos offered for approval.
6. Balance payment complete,shipment arranged and tracking will be
offered via email.
- How fast can you manufacture my Printed Circuit Boards?
We have a 24 hour turnaround time for some Printed Circuit Board
requirements. Please submit your Gerber files or contact us to
learn more about our expedited Printed Circuit Board services.
- What file format do you accept for quoting?
You can use any Printed Circuit Board design software that you
want, however, it needs to be able to export Gerber RS-274X and NC
Drill files. Please .zip all of your files together (include
readme).
- Do you ship Printed Circuit Boards internationally?
Yes, we have many customers from around the world that rely on
CHANGLONG Electronics Ltd to manufacture their Printed Circuit
Boards.
- Whether all Printed Circuit Board Assemblys will be tested before
delivery?
Yes, we will test each piece of Printed Circuit Board Assembly
product under your testing methods, to ensure quality and
functionality.
- How can i know the processing about my Printed Circuit Board or
Printed Circuit Board Assembly order?
With our Printed Circuit Board Board Order Helper
(http://erp.fastbom.com/)you will be able to easily learn how your
order goes in time. We will update on time with clear photos and
samples shipment if request. Clients can access the process details
with their own account info. Each Customer also has a sale to
contact you. CHANGLONG working hours: AM9:00-PM6:00(Beijing Time)
from Monday to Friday. We will reply your email in 2 hours in our
working time. And you also can contact with our sales’s cell phone
if urgent.
- How long has your company been?
Our company established in the year 2006,we’re focus on Printed
Circuit Board and Printed Circuit Board Assembly service with more
than 10 years. The factory has gotten ISO9001:2008,ISO14001:2004
certificates.With 300 experienced staff in our factory.
- Does our Printed Circuit Board Assembly product will be tested
before shipment?
Yes, we could provide Function Circuit Testing if you provide us
the testing methods.