| Horqin Left Middle Banner | |
| Settlement Type: | Banner |
| Pushpin Map: | China Inner Mongolia#China |
| Pushpin Label: | Horqin LMB |
| Pushpin Map Caption: | Location of the seat in Inner Mongolia |
| Subdivision Type: | Country |
| Subdivision Name: | China |
| Subdivision Type1: | Autonomous region |
| Subdivision Name1: | Inner Mongolia |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Tongliao |
| Seat Type: | Banner seat |
| Seat: | Baokang Town |
| Area Total Km2: | 9,590 |
| Elevation M: | 147 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 399,631 |
| Population Density Km2: | auto |
| Timezone: | China Standard |
| Utc Offset: | +8 |
| Coordinates: | 44.1333°N 142°W |
| Postal Code Type: | Postal code |
| Order: | st |
| S: | 科尔沁左翼中旗 |
| T: | 科爾沁左翼中旗 |
| P: | Kē'ěrqìn Zuǒyì Zhōngqí |
| Mon: | Хорчин зүүн гарын дунд хошуу |
| Monr: | Qorčin Jegün Ɣarun Dumdadu qosiɣu |
Horqin Left Middle Banner (Mongolian: ;), formerly known as Darhan Banner (mn|Дархан хошуу), is a banner of eastern Inner Mongolia, China, bordering Jilin province to the east. It is under the administration of Tongliao City, to the southwest. The local Mongolian dialect is Khorchin Mongolian.
Horqin Left Middle Banner is made up of 1 subdistrict, 11 towns, 1 township, 5 sums, and 3 farms and pastures.
| Name | Simplified Chinese | Hanyu Pinyin | Mongolian (Hudum Script) | Mongolian (Cyrillic) | Administrative division code | |
|---|---|---|---|---|---|---|
| Subdistrict | ||||||
| Baokang Subdistrict | Chinese: 保康街道 | Mongolian: Балгас зээл гудамж | 150521403 | |||
| Towns | ||||||
| Baokang Town | Chinese: 保康镇 | Mongolian: Буукан балгас | 150521100 | |||
| Baolongshan Town | Chinese: 宝龙山镇 | Mongolian: Буу лүн шин балгас | 150521101 | |||
| Xebert Town | Chinese: 舍伯吐镇 | Mongolian: Шеэвэрт балгас | 150521102 | |||
| Bayan Tal Town | Chinese: 巴彦塔拉镇 | Mongolian: Баянтөл балгас | 150521103 | |||
| Mend Town | Chinese: 门达镇 | Mongolian: Манд балгас | 150521104 | |||
| Jamt Town | Chinese: 架玛吐镇 | Mongolian: Замт балгас | 150521105 | |||
| Yolon Mod Town | Chinese: 腰林毛都镇 | Mongolian: Ёлнөмт балгас | 150521106 | |||
| Xibe Hua Town | Chinese: 希伯花镇 | Mongolian: Шавххуа балгас | 150521107 | |||
| Hua Tugal Town | Chinese: 花吐古拉镇 | Mongolian: Хуатуул балгас | 150521108 | |||
| Dalj Town | Chinese: 代力吉镇 | Mongolian: Талж балгас | 150521109 | |||
| Nuram Town | Chinese: 努日木镇 | Mongolian: Нуурам балгас | 150521110 | |||
| Township | ||||||
| Shengli Township | Chinese: 胜利乡 | Mongolian: Шен ли шиян | 150521205 | |||
| Sums | ||||||
| Hua Huxu Sum | Chinese: 花胡硕苏木 | Mongolian: Хуахашуу сум | 150521200 | |||
| Xidai Sum | Chinese: 协代苏木 | Mongolian: Штэй сум | 150521201 | |||
| Baixingt Sum | Chinese: 白兴吐苏木 | Mongolian: Байшинт сум | 150521202 | |||
| Tubxin Sum | Chinese: 图布信苏木 | Mongolian: Төвшин сум | 150521203 | |||
| Obo Sum | Chinese: 敖包苏木 | Mongolian: Овоо сум | 150521204 | |||
| Others | ||||||
| Bayan Tal Farm | Chinese: 白音塔拉农场 | Mongolian: Баянтөл тариалангийн талбай | 150521400 | |||
| Jurh Pasture | Chinese: 珠日河牧场 | Mongolian: Зүрх малжлын талбай | 150521401 | |||
| Fengku Pasture | Chinese: 丰库牧场 | Mongolian: Фен кү малжлын талбай | 150521402 | |||