Introduction We, jiangsu shengyang industrial joint-stock co. Ltd owned 30 million dollors fixed assets, located in the southern suburb of xuzhou city, china. It is a large-scale comprehensive joint-stock enterprise engaging in wood processing lines as one of the five biggest wood manufacturers in china. We have obtained iso9002 certificate and the certificate of china environmental labeling production. There are more than 3,000 employees in our factory and 30 kinds of producing lines. Now, ...