duct quality has a reliable guarantee.?Qualification HonorsThe company has passed IATF 16949 international certification and ISO9001 quality system certification.?FAQQ: How long can you provide the sample after receiving our drawings?A: According to the detailed content of the drawings.Q:How big is your processing site?A: abou 20000 square meters.Q: How abou your payment?A: In general, T / T is the most popular, or we can discuss the other ways later.