The registration address of sau xin oo ling limited is located on the first floor of the 18th floor of zhejiang state, located on the street of zhao xing state, from 4 to 8th street, westward to east (residence declaration). The registration authority is the market supervision authority of zhouzhou city, represented by a legal person who operates on general projects such as spring manufacture, spring sale, production of hardware products, wholesale distribution of hardware products, retail distribution of hardware products, wind and electric tools, wind and electric tools sale, metal tools manufacture, sale of plastics (in addition to legally authorized projects, operating on an autonomous basis with a licence)。