Providing technical information in the form of an online database via a website on global computer networks in the field of heavy construction
Building Construction and RepairProviding technical information in the form of an online database via a website on global computer networks in the field of custom fabrication and production of metal products, lumber and wood products, electronic and electric equipment, stone, clay and glass products, transportation equipment, textile mill products, paper products, nonmetallic minerals and petroleum and coal products
Treatment of Materials