Financial Knowledge Base

Unlike traditional stock markets with defined opening and closing times, the digital currency market has attracted the attention of global investors due to its 7x24-hour continuous trading feature. This characteristic has also raised a core question: how are digital currencies cleared and settled in a world without a “market close” concept? Does it completely overturn these concepts in traditional finance? The answer is that digital currencies not only have clearing and settlement, but the way they are implemented and their system design are key to supporting all-day trading.

Driven by the tide of technological innovation, RWA (Real World Assets) and Web3 have become hot topics in the financial industry. Traditional financial institutions – once regarded as conservative and stable giants – are now actively embracing these emerging concepts, vigorously promoting the development of RWA and DeFi (Decentralized Finance). However, behind this technology-driven transformation lies a core question worth pondering: Are these dazzling new concepts truly disruptive innovation, or simply giving traditional financial businesses a “new look”?

We use an easy-to-understand analogy to explain the relationship between digital currency “mining” and “accounting,” as well as why Bitcoin and Ethereum have different supply caps.

[The company recently raised capital in the Hong Kong market](Nine Fang Zhi Tu.pdf), this fundraising is similar to Xiaomi’s operation, and this article breaks down the details. –>

Nine Fang Intelligent Investment and Sales Interpretation

What are the fees associated with participating in the offering; when can these stocks be sold, what other important information is contained in this document?

✅ Fees Associated with Placement

This placement activity is a pre-existing shareholder first, then new placement method, targeting new investors (placements), does not involve retail investor subscriptions, therefore:

For mainland residents investing in Hong Kong and US stocks, understanding relevant tax regulations is crucial. This article will comprehensively analyze what capital gains tax is, why it applies to investments in Hong Kong and US stocks, and explain the workings of CRS (Common Reporting Standard). Furthermore, this article will also provide detailed answers regarding the tax responsibilities and specific tax rates for mainland residents investing in Hong Kong and US stocks through various channels (Hong Kong brokers, Hong Kong-Shanghai Link, and Shenzhen-Hong Kong Link).

This report aims to deeply analyze the U.S. equity options code “SST1G182500500.U,” particularly why its underlying stock code portion is displayed as “SST 1” instead of the original “SST” when sent to Interactive Brokers (IB). By analyzing the standardization structure of option symbols, related company behavior, and broker’s internal processing mechanisms, this report will elucidate the reasons behind this phenomenon and its impact on options traders.

U.S. Equity Options Symbol Standardization (OSI)

To ensure the efficient operation and transparency of the options market, the U.S. Option Clearing Corporation (OCC) has established a standardized options symbol system known as the Options Symbol Initiative (OSI). This system employs a unified alphanumeric format to clearly encode key information about the option contract ¹. Since February 12, 2010, the 21-character OSI standard has been fully implemented in the United States and Canada, replacing the previous chaotic five-character code format ¹.

In the foreign exchange market, particularly at banks or currency exchange points, we often see terms like “buy rate” and “sell rate.” Many people may not be clear about these concepts, or even confuse them. Today, let’s help everyone understand the meaning of these rates and their functions through a simple example.

1. What are “Buy Rate” and “Sell Rate”?

• Buy Rate: The bank or currency exchange institution is willing to purchase foreign currencies at this rate, meaning when you sell your foreign currency (such as US dollars) to the bank, the bank will pay you RMB according to the buy rate.
• Sell Rate: The bank or currency exchange institution is willing to sell foreign currencies at this rate, meaning when you buy foreign currency with RMB, the bank will sell you the foreign currency at the sell rate.

Simply put:

• Bitcoin once again elected as US President, also bringing virtual currencies back into the public eye. The Hong Kong Exchange has been actively deploying related business, and here’s a brief record of its virtual currency development history.