2. Large enterprise applications, mainly using JAVA EE, such as large enterprise management system, CRM system, ERP system 2. 1. Large enterprises related to communication and network: China Mobile, China Unicom, China Telecom and China Netcom mainly use JAVA2.2 for large enterprises related to financial banks, banks, securities companies and internet finance; 2.3 Large-scale management systems, such as supply chain, customer management system and logistics system.
3. E-government mainly uses JAVA EE, and most information systems of relevant government departments are developed in JAVA.
4, games, many mobile games are developed in JAVA. Including large-scale online games, the background data statistics are all java.
5. Embedded devices and consumer electronic products mainly use JAVA ME. Wireless handheld devices, communication terminals, medical devices, information appliances (such as digital TV, set-top boxes, refrigerators) and automotive electronic devices are popular Java application fields. An example of this application is the wireless based on Java technology in CDMA 1X network of China Unicom.
6. Major travel websites are basically developed in java.
7. Most tourist vehicle reservation systems are also developed by using java.
8. Hot big data, the most mainstream big data framework Hadoop application is mainly developed in Java. One of the biggest advantages of Java is its position in the field of big data. At present, many big data architectures are completed in Java.