DRAM industry in Taiwan were industrial properties recurrent financial crises, resulting in the open market investors suffered heavy losses, how to find out the industry before the crisis early warning indicators for the current issues of concern to the investing public. This study was designed to explore these topics, through case comparison analysis, collected from Nanya ,PSC,ProMOS in Taiwan. Science Park and the historical financial information of companies and non-financial information about their company's operating performance before the change in a crisis situation. The results showed: debt ratio, cash flow ratio, return on total assets, quick ratio for the financial early warning indicators; chairman of shareholdings, board members who voted, the operating capacity of early warning indicators of price changes in non-financial. Model constructed in this study can provide future studies.