Resumen
Stock trading market fluctuated wildly, which affect a country's economic and business operation. One of the important factor in stock trading system is price change limit, in the case of Taiwan is 7 percent ups and downs per day. Nowadays stock price change limit is set by the government, and that is based on the economic development of the country, but this price change limit is not the same with business?s view point. Basically business is a private owned property, and the authority of business have to responsible for the performance of operation. Release part control right of the price change limit to business by an innovation management way, which method allow companies decide 1 to 2 percent ups and downs price change limit, but this rate is still under the control of government. Innovation stock trading system will activate the trading of stock market.