Metal Roofing System

Manufacturer of aluminum composite panel, aluminum coated coil, aluminum sheet, metal roofing system etc.Dong E Blue Sky and Seven Color Building Materials Co., Ltd. was established in 1996. Today, we are a leading manufacturer of aluminum building materials in China. We have obtained ISO9001 quality management system certification, ISO14001 environmental management system certification, and CE certification. In 2007, we were awarded the “CHINA TOP BRAND” award.
SEVEN's mission is to build a strong brand that is recognized globally for our superior quality and pre and after sales services.Our products such as aluminum composite panel, coated aluminum coil and aluminum solid panel have been tested to various standards such as ASTM and BS by various testing agencies including SGS.