G0423 Lechang–Guangzhou Expressway
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| 乐昌－广州高速公路 | ||||
| Leguang Expressway 乐广高速公路 | ||||
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| Route information | ||||
| Auxiliary route of G4 | ||||
| Major junctions | ||||
| North end | Lechang, Guangdong | |||
| South end | Guangzhou, Guangdong | |||
| Location | ||||
| Country | China | |||
| Highway system | ||||
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The Lechang–Guangzhou Expressway (simplified Chinese: 乐昌－广州高速公路; traditional Chinese: 樂昌－廣州高速公路), designated as G0423 and commonly abbreviated as Leguang Expressway (Chinese: 乐广高速), is an expressway in Guangdong province, China linking the cities of Lechang and Guangzhou. This expressway is a branch of G4 Jinggang'ao Expressway. It was formerly called S1 Guangle Expressway, then during the introduction of the 71118 extension of the NTHS, was numbered as G4W3 from 2013 to 2017.
Route
 | This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. (November 2021) |
 North to South
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| (1847) |   |
 G4 Jinggang'ao Expressway
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| 9 |  |
.svg){kind=small} G107 RoadTowards Pingshi | ||||
| 20 | |
.svg){kind=small} S249 RoadTowards Pingshi | ||||
| 52 | |
.svg){kind=small} S248 RoadTowards Lechang | ||||
 Service Area
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| 64 | |
 X325 RoadBibei | ||||
| 76 | |
 S84 Shaoguan North Ring Expressway
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| Service Area
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| Shaoguan Metropolitan Area
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| 95 | |
G4 Jinggang'ao Expressway
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| 105 | |
.svg){kind=small} S253 RoadTowards Longgui-Baitu | ||||
| 111 | |
 G6011 Nanshao Expressway(Formerly numbered as  S10 Shaogan Expressway)
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 Shaoguan Metropolitan Area
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| 118 | |
S253 Road Maba-Wushi | ||||
| 124 | |
 X317 RoadZhangshi | ||||
| 140 | |
 X381 RoadShakou | ||||
| Service Area
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| 157 | |
 X378 RoadHengshitang-Yinghong | ||||
| 175 | |
Yingbin Avenue.svg){kind=small} S347 RoadYingde
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| Service Area
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| 189 | |
 X407 RoadLianjiangkou | ||||
| Service Area
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| 206 | |
 X367 RoadLixi | ||||
| 222 | |
.svg){kind=small} S377 RoadTowards Qingyuan | ||||
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|
  S14 Shanzhang Expressway
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| 235 | |
S253 Road Jiangkou | ||||
| 242 | |
.svg){kind=small} S354 RoadYuantan | ||||
| 256 | |
.svg){kind=small} G106 RoadTimian | ||||
| 264 | |
.svg){kind=small} S381 RoadShiling | ||||
| 267 | |
 G45 Daguang Expressway G94 Pearl River Delta Ring Expressway
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| Continues as G45 Daguang Expressway
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| South to North
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