General and non-standard mechanical processing and manufacturing; automobile parts and various mold manufacturing and maintenance; metal stamping parts, food machinery, sports machinery, petroleum and coal mining machinery equipment and parts, various production lines and auxiliary automation design and processing; non-standard equipment, decoration equipment, electrical cabinet sheet metal, electrical equipment, CNC processing, electrical processing equipment and consumables sales; various mechanical parts processing and equipment maintenance; non-standard and standard parts manufacturing and sales; steel structure processing and sales.