### Investing in US ETFs QQQ and VOO: An Ideal Choice for Long-term Stable Investment
In recent years, regular contribution (dollar-cost averaging) has gradually become an ideal investment method for investors seeking long-term stable returns. Among numerous US ETFs, QQQ and VOO have become the preferred choices for investors due to their strong performance and stable returns. This article will introduce the characteristics of QQQ and VOO, as well as why investing in them through regular contributions is a wise choice for long-term financial planning.
#### 1. What are QQQ and VOO?
- **QQQ** (Invesco QQQ Trust): This ETF tracks the Nasdaq 100 Index, which covers the 100 largest and fastest-growing non-financial companies on the Nasdaq Exchange. QQQ's constituents are mostly technology giants such as Apple, Microsoft, Amazon, and Google. Therefore, QQQ is considered an ETF focused on technology stocks.
- **VOO** (Vanguard S&P 500 ETF): This ETF tracks the S&P 500 Index, which includes the 500 largest companies in the USA across multiple industries and represents the overall performance of the US stock market. VOO's constituents are widely distributed and encompass various sectors such as technology, medical, finance, and consumer, including companies like Apple, Microsoft, Amazon, Johnson & Johnson, and Berkshire Hathaway.
#### 2. The advantages of regular investments
Regular investment is a very suitable investment strategy for long-term investments...