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🇨🇳 Java Enum: China's Provincial-Level Divisions

China is divided into 34 provincial-level divisions, including:

• 23 provinces (e.g., Guangdong, Sichuan)
• 5 autonomous regions (e.g., Xinjiang, Tibet)
• 4 direct-controlled municipalities (e.g., Beijing, Shanghai)
• 2 special administrative regions (SARs): Hong Kong and Macau

Here's the Java enum using ISO 3166-2:CN codes:

java

public enum ChinaProvince {
    ANHUI("CN-AH"),
    BEIJING("CN-BJ"),
    CHONGQING("CN-CQ"),
    FUJIAN("CN-FJ"),
    GANSU("CN-GS"),
    GUANGDONG("CN-GD"),
    GUANGXI("CN-GX"),
    GUIZHOU("CN-GZ"),
    HAINAN("CN-HI"),
    HEBEI("CN-HE"),
    HEILONGJIANG("CN-HL"),
    HENAN("CN-HA"),
    HUBEI("CN-HB"),
    HUNAN("CN-HN"),
    INNER_MONGOLIA("CN-NM"),
    JIANGSU("CN-JS"),
    JIANGXI("CN-JX"),
    JILIN("CN-JL"),
    LIAONING("CN-LN"),
    NINGXIA("CN-NX"),
    QINGHAI("CN-QH"),
    SHAANXI("CN-SN"),
    SHANDONG("CN-SD"),
    SHANGHAI("CN-SH"),
    SHANXI("CN-SX"),
    SICHUAN("CN-SC"),
    TIANJIN("CN-TJ"),
    TIBET("CN-XZ"),
    XINJIANG("CN-XJ"),
    YUNNAN("CN-YN"),
    ZHEJIANG("CN-ZJ"),
    HONG_KONG("CN-HK"),
    MACAU("CN-MO"),
    TAIWAN("CN-TW"); // Note: Taiwan is claimed by China

    private final String code;

    ChinaProvince(String code) {
        this.code = code;
    }

    public String getCode() {
        return code;
    }
}

🗃️ SQL Table and Insert Statements

sql

CREATE TABLE china_provinces (
    id SERIAL PRIMARY KEY,
    name VARCHAR(64) NOT NULL,
    code VARCHAR(8) NOT NULL UNIQUE
);

INSERT INTO china_provinces (name, code) VALUES
('Anhui', 'CN-AH'),
('Beijing', 'CN-BJ'),
('Chongqing', 'CN-CQ'),
('Fujian', 'CN-FJ'),
('Gansu', 'CN-GS'),
('Guangdong', 'CN-GD'),
('Guangxi Zhuang Autonomous Region', 'CN-GX'),
('Guizhou', 'CN-GZ'),
('Hainan', 'CN-HI'),
('Hebei', 'CN-HE'),
('Heilongjiang', 'CN-HL'),
('Henan', 'CN-HA'),
('Hubei', 'CN-HB'),
('Hunan', 'CN-HN'),
('Inner Mongolia Autonomous Region', 'CN-NM'),
('Jiangsu', 'CN-JS'),
('Jiangxi', 'CN-JX'),
('Jilin', 'CN-JL'),
('Liaoning', 'CN-LN'),
('Ningxia Hui Autonomous Region', 'CN-NX'),
('Qinghai', 'CN-QH'),
('Shaanxi', 'CN-SN'),
('Shandong', 'CN-SD'),
('Shanghai', 'CN-SH'),
('Shanxi', 'CN-SX'),
('Sichuan', 'CN-SC'),
('Tianjin', 'CN-TJ'),
('Tibet Autonomous Region', 'CN-XZ'),
('Xinjiang Uyghur Autonomous Region', 'CN-XJ'),
('Yunnan', 'CN-YN'),
('Zhejiang', 'CN-ZJ'),
('Hong Kong SAR', 'CN-HK'),
('Macau SAR', 'CN-MO'),
('Taiwan', 'CN-TW');

✅ Summary

This setup represents all 34 official provincial-level divisions of China using ISO 3166-2:CN codes. Ideal for applications that need to handle Chinese geographical data in a standardized format.