| dc.description.abstract | This research explores the way to improve the investment performance for stock investors. Fundamental, technical and chip analyses are applied in this study and the most stable listed companies are chosen as a sample. This works backtests each company’s return on investment from Oct. 2021 to Nov. 2022. By analyzing each sample firm’s historical stock price and implementing the strategy of stop loss and stop profit, the findings are as follows: Based on the strategy of financial fundamental analysis, whether in a bear or bull market, the selected firm’s stock rate of return is better than that of control group. Moreover, by using multiple indicators we can avoid the long loss of the long band to reduce our loss. 2. Based on the strategy of the stock price relative strength index [RSI], we could choose the consolidation zone of the stock market, Zhen Ding. Although its backtesting zone’s profit was much in the low zone than Nanya, Zhen Ding was still in a better place to gain profit compared to the other control group. 3. Using the strategy of the profit-taking within [stop loss of 10% and stop profit of 15%] in the long-only zone, comparing to the conditions of [none-stop-loss and none-stop-profit], it shows a better rate of return in bull market, however, little difference is found in bear market. 4. In the comparison between a bear market and a bull market, the rate of return is higher during the time of the bull market to go long than that in bear market zone. Overall, the findings in this research could provide moderate advice to the investors for setting up stop-loss points and stop-profit points as well as going long in the bull market and going short in the bear market, or, at least, lowering shareholding to maintain a certain rate of return at the same time waiting for the rebound. | en_US |