Foreign exchange EA is the abbreviation of foreign exchange intelligent trading system (expert consultant). Foreign exchange EA is a programmed trading system of MT4 platform (Metatrader4), which can automatically complete the operation of foreign exchange trading without any manual intervention. Amazing is a very mature commercial EA. Some EAs on the market are translated into Chinese and some have been modified. The Martin strategy used by Amazing needs to deal with the unilateral market manually, otherwise it is easy to explode in the unilateral market. This strategy does not limit the loading time, and the transaction volume is relatively large. When the market is suitable, the profit is considerable, and it is also a very useful EA.