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About Us

Founded in 1995, Qingdao Sino Witop Steel Group is a leading integrated company of manufacturing and trading in China. We mainly produce cold rolled steel, galvanized steel, galvalume steel, pre-painted/color coated steel, tinplate and steel materials production. And we arrange further-processing for these products, e.g. corrugated steel sheets, pre-painted roofing sheet, slitting coils to strips and so on. Our annual production capability can reach more than 600000 tons.

Qingdao Sino Steel is the excellent professional GI, GL, PPGI, PPGL and Corrugated Steel Sheet manufacturer, with an annual capacity of 500000 tons. The group have five advanced steel product lines and three modern warehouses,covering an area of 100000 square meters,with more than 300 staff.

Products are widely applied in the area of construction building(roof tiles/sandwich panel/ corrugated sheet/doors/shutters), household appliances(automobiles/TV/refrigerators) and home decorations etc.

Applied by the advanced manufacturing technology and automatic control&inspection system, we have one galvanized production line, two galvalume production lines, two prepainted steel production lines and four corrugation production lines.
Galvanizing steel production line with annual capacity of 100000 tons
Galvalume steel production line with annual capacity of 200000 tons
prepainted steel lines with annual capacity of 2000,000 tons
corrugation steel lines with annual capacity of 1000,000 tons

Qingdao Sino Witop Steel Co.,ltd have built a reliable and long-term cooperative relationship with nearly 150 customers from 100 countries in Asia, Africa,South America and Middle East, such as Thailand, Myanmar, Malaysia, Indonesia, Philippines, Tanzania, Mozambique, Benin, Angola, Congo, Ghana, Kenya,Guinea, Madagascar, Colombia, Peru, Chile ,Brazil etc.

Quality is the core of the development. With scientific management system and professional testing equipment, Qingdao Sino Witop Group always improve productivity and quality to provide first-class products and best services.