The Design And Implementation Of The Securities Centralized Trade System

The stock transaction is the core link of stock market and the earliest and widest scope of IT application. During the early period of stock market, the branch is the center of stock transaction mode which is helpful for the stock company to open business,draw customers,occupy the market. But with the development of stock market, the operation management mode of stock company gradually becomes international, standard and intensive. The development aim of stock company changes from raising income to raising profit, the main part of operation also changes from the branch to headquarter. The scatter transaction system has shown different limitation, the stock transaction system from scattering to integrating becomes the trend of the stock transaction mode.From 2001, domestic stock company began to explore stock integrate transaction system. After years of exploration and study, the research of the transaction system entered a phase of great development. Qilu Securities trusted Tiantong Securities in 2006. At the beginning of 2007, it was reorganized into a larger innovative securities trader with strong comprehensive strength. Now it has more than 100 securities sales departments in various parts of China. In order to promote the transition of brokerage business, it was proposed to build stock integrate transaction system in 2006. Based on users' requirements, the main aim of this paper is to design and realize an extensible stock integrate transaction system for large stock company.This paper analyzes the background and significance of the development of the concentrated trading system. The design object, design principles, system architecture and vital technology were discussed. The vital technology and design focus were analyzed, and the concrete technology and realization method were provided. In this paper, the following key problems were solved.1. Data distribution and access project;2. Large amounts of data enquiry project;3. Data Transmission Technology;4. CACHE technology;5. Large-scale concurrent processing capabilities and real-time.6. Queue offer technology;7. In-memory liquidation technology.