Yan Yixin (Official WeChat:mengxian909 Official account:yyx15656)Proficient in applying wave theoryKBands, Bollinger BandsMACDAnalyzing and predicting market trends. Proficient in using various technical indicators, thus forming a unique risk control system and trading system. If you need psychological guidance, investment plans, are interested in investing in precious metals such as crude oil and gold but have no idea where to start, or have friends who are already in contact but not ideal, and want to keep up with the stable market layout, please follow "Yan Yixin".