round seam packet column's qualifications and internationally authoritative certifications

All of our round seam packet columns have been authenticated by international authoritative institutes and cater to the Chinese criteria at the same time. We maintain close contact and extensive cooperation with large enterprises related to the international industry. These internationally authoritative certifications show that our product is at the forefront of the industry.

Carlos Metal Building Material Co., Ltd. is the main developer and supplier of aluminum panels. aluminum panels is the main product of Carlos Metal Building Material. It is diverse in variety. Carlos aluminium manufacturing process is exclusively developed by our in-house professional R&D team who are acquainted with the market changing demands in the office supplies&equipment industry. Our products are all easy to install. This product has the desired seam strength. Its seams are sewn sturdy enough to withstand a certain amount of pull without a sudden burst. The products made by Carlos are of great maintaince.

Carlos has strong faith in producing high quality aluminum panels with competitive price with our relentless efforts. Check it!