Shanghai (Chinese: 上海; pinyin: shàng hǎi; Shanghainese IPA: /zɑ̃ hɛ/) is China's largest city and is situated on the banks of the Chang Jiang delta. The city's development in the past few decades have made it one of the most important economic, commercial, financial and communications center of China.

Shanghai is divided into 19 county-level divisions: 18 districts and 1 county.
Nine of the districts govern "Puxi", or the older part of urban and suburban Shanghai on the west bank of the Huangpu River:

• Huangpu District (Simplified Chinese: 黄浦区; Hanyu Pinyin: Huángpǔ Qū)
• Luwan District (卢湾区 Lúwān Qū)
• Xuhui District (徐汇区 Xúhuì Qū)
• Changning District (长宁区 Chángníng Qū)
• Jing'an District (静安区 Jìng'ān Qū)
• Putuo District (普陀区 Pǔtuó Qū)
• Zhabei District (闸北区 Zháběi Qū)
• Hongkou District (虹口区 Hóngkǒu Qū)
• Yangpu District (杨浦区 Yángpǔ Qū)

"Pudong", or the newer part of urban and suburban Shanghai on the east bank of the Huangpu River, is governed by:

Pudong New District (浦东新区 Pǔdōng Xīn Qū) — Chuansha County until 1992.
Eight of the districts govern suburbs, satellite towns, and rural areas further away from the urban core:

• Baoshan District (宝山区 Bǎoshān Qū) — Baoshan County until 1988


• Minhang District (闵行区 Mǐnháng Qū) — Shanghai County until 1992


• Jiading District (嘉定区 Jiādìng Qū) — Jiading County until 1992


• Jinshan District (金山区 Jīnshān Qū) — Jinshan County until 1997


• Songjiang District (松江区 Sōngjiāng Qū) — Songjiang County until 1998


• Qingpu District (青浦区 Qīngpǔ Qū) — Qingpu County until 1999


• Nanhui District (南汇区 Nánhuì Qū) — Nanhui County until 2001


• Fengxian District (奉贤区 Fèngxián Qū) — Fengxian County until 2001