1, there is a problem with its own network, which makes it impossible to connect to the brokerage system (server). If I had been able to surf the Internet normally, I could have ruled out this problem.

2. The connection agent, that is, the broadband of Guotai Junan server is overloaded (too many people log in at the same time), which leads to the connection failure. Just like the traffic jam on the expressway, you have to wait slowly before you can pass. At this time, you can only try several times.

3. If you can't connect to the office in the company, it is likely that the company has restricted the network, so you can't get on.

Second, how to deal with:

(1) If the network connection is abnormal, please open the browser to verify whether the network is clear or open the quotation software separately to check whether the quotation transmission is normal.

(2) If the network connection is normal, please follow the following steps:

The following operating environments are all Android systems, and the mobile phone software can be of any version.

1. If you log in to Guotai Junan mobile phone stock trading software, please try using wifi, or shut down and restart.

2. If the computer logs into Guotai Junan Wise Trading Software, please do the following:

1) Open the login interface of Guotai Junan Wise, and click System Detection in the lower right corner, as shown below:

2) After waiting for the market main station to measure the speed, click the trading center to measure the speed, and then click Start Test, as shown in the following figure:

3) After the test results come out, select the top trading center and record it, then return to the login interface, click the communication settings in the lower left corner, and please remove the check before "Find the fastest master station when logging in". As shown in the figure below:

4) Please set the trading center as the trading center you want to choose, and click OK, as shown below:

5) If you can't log in yet, you can choose other ways. Please tick "Enable Green Channel" in the above picture.

(3) If the speed measurement of the trading center fails to connect, the common reason is poor network or the trading port is restricted by your network administrator, please contact your network administrator to solve it.

Three. Introduction to the expansion of Guotai Junan Company;

Guotai Junan Securities Co., Ltd. is one of the largest comprehensive securities companies in China. It was newly established by the merger of Guotai Securities Co., Ltd. and Junan Securities Co., Ltd. on 1999. At present, the registered capital is 6 1 100 million yuan, and its business performance ranks among the top three in the industry, leading in management, risk control, compliance system and information technology.

Since its establishment, Guotai Junan has adhered to the customer-centered service concept and rooted in the domestic capital market. It is one of the largest securities companies with the widest business scope, the widest organization distribution and the largest number of customers in China. It owns five subsidiaries: Guotai Junan Financial Holdings Limited (registered in Hong Kong), Guotai Junan Futures Limited, Shanghai Guotai Junan Securities Asset Management Limited, Guotai Junan Innovation Investment Limited and Guotai Junan Fund Management Limited.

Guotai Junan is one of the earliest brokers in China to carry out various innovative businesses. 1993 pioneered the asset management business, 1995 pioneered the Hong Kong business, and 1996 pioneered the research institute among securities firms. 200 1 obtained the qualification of the first brokerage firm to handle share transfer and host quotation. In 2003, the first batch of QFII business was approved. In 2004, he became a primary dealer in the open market of the central bank and a market maker in the inter-bank bond market. In 2007, the first batch obtained QDII qualification and financial futures business qualification. In 2008, it was the first to obtain IB business qualification for direct investment and futures, and in 20 10, it obtained the qualification for margin financing and securities lending business. In 20 10, Guotai junan international holdings limited (HK. 1788), a subsidiary of Guotai junan financial holdings limited, was listed on the hong kong stock exchange, which achieved a breakthrough in the IPO of mainland securities companies in hong kong. 20 1 1 In March, Guotai Junan International Holdings was selected as the financial component of Hang Seng Composite Index in Hong Kong, becoming the only China securities company.