Original surface:  NO.1 surface subjected to heat treatment and pickling treatment after hot rolling. Generally used for cold-rolled materials, industrial tanks, chemical industrial equipment, etc., the thickness is thicker from 2.0MM to 8.0MM.

Blunt surface: No. 2D after heat treatment and pickling after cold rolling, the material is soft, the surface is silvery white and glossy, and it is used for deep drawing processing, such as automobile components, water pipes, etc.

Matte surface: NO.2B is cold-rolled, heat-treated, pickled, and then finished-rolled to make the surface moderately bright. Due to the smooth surface, it is easy to regrind to make the surface brighter and has a wide range of uses, such as tableware, building materials, etc. After surface treatment to improve mechanical properties, it can meet almost all purposes.

Coarse sand： NO.3 is a product that is ground with a No. 100-120 grinding belt. It has better gloss and has discontinuous coarse lines. Used for building interior and exterior decoration materials, electrical products and kitchen equipment, etc.

Fine sand: NO.4 is a product ground with a grinding belt with a particle size of 150-180. It has better glossiness, has discontinuous coarse lines, and the lines are thinner than NO.3. Used in bathrooms, decorative materials inside and outside buildings, electrical appliances, kitchen equipment and food equipment, etc.

#320 is a product that is ground with a No. 320 grinding belt. It has better glossiness, has discontinuous coarse lines, and the lines are thinner than NO.4. Used in bathrooms, building interior and exterior decoration materials, electrical products, kitchen equipment and food equipment, etc.

Hairline surface HAIRLINE: HLNO.4 is a product with a grinding pattern (subdivision 150-320) after continuous grinding with a polishing abrasive belt of appropriate particle size. It is mainly used for architectural decoration, elevators, doors and panels of buildings, etc.

Bright side: BA is cold-rolled, bright annealed, and smoothed. The surface gloss is excellent and has high reflectivity. Like a mirror surface. Used in home appliances, mirrors, kitchen equipment, decorative materials, etc.