Self driving route inquiry from Haidong to Sanya: The total mileage is 3487 kilometers, and the driving time is approximately 38 hours and 44 minutes, with a total cost of about 2300 yuan
Haidong → Lanxi Expressway → Lanhai Expressway → Danla Expressway → Liuzhong Expressway → Gaoliu Expressway → National Highway 312 Kongtong Avenue (East Section) → Donghu Road → Luohandong/Fengkou → Fuzhou Yinchuan Expressway → Airport Expressway → Tongguan/Shangluo/Baoji/Ring Expressway → Hansenzhai/Lantian/Shangluo/Shangnan → National Highway 209/Yu'e Road → Shanghai Shaanxi Expressway → Beijing Zhuhai Expressway → Shenzhen/Foshan/Dongguan/Zhaoqing/North Ring Expressway → Ring Expressway → Guangzhou Foshan Expressway/Zhaoqing/Lishui/Kaiping/Shabei/Beijiang Dadi → Foshan Kaiyang Expressway → Shenyang Maoming Expressway → Maoming Zhanjiang Expressway → Chongqing Zhanjiang Expressway → Hainan/G207/Suixi/Shani → National Highway 207 → Xuhai Road → Hongqi 2nd Road → 207 National Road/Xuhai Road → Haigang Road → Binhai Avenue → Qiuhai Avenue → Nanhai Avenue → Hongchenghu Road → Qiongzhou Avenue → East Line Expressway → Yuya Avenue → 223 National Road → Fenghuang Road → Xinfeng Street → Sanya
| Guide | Distance | Duration |
| First: Drive westward | 93.91 kilometers | 60 minutes |
| Second: Turn right and enter Ping An Avenue | 21.85 kilometers | 17 minutes |
| Third: Turn right at the first intersection and continue driving forward towards Ping An Avenue | 499 meters | 1 minute |
| Fourth: Turn right at the third intersection Turn right at the intersection and continue towards Hualong Road for 305 meters. Take the left ramp and enter the Lanxi Expressway, which has some paid sections for 610 meters. Take 2 minutes. Continue to the right at the intersection and enter the Lanxi Expressway, which is a toll section, Shanglanhai Expressway - Toll section | 77.5 kilometers | 50 minutes |
| Eighth: After exiting, take Danla Expressway - this section is toll section | 21.08 kilometers | 17 minutes |
| Ninth: Continue driving forward, Shangliuzhong Expressway - this section is toll section | 35.98 kilometers | 26 minutes |
| Tenth: Continue driving, Shangqianliu Expressway - there are some paid sections | <131 76.81 kilometers49 minutes |
| Eleventh: Exit and take National Highway 312 | 230.79 kilometers | 2 hours and 29 minutes |
| Twelfth: Continue moving forward, passing through a roundabout intersection on Shanggangdong Avenue (East Section) | 2.65 kilometers | 6 minutes |
| Thirteenth: Continue moving forward, Shangdonghu Road | 2.55km | 4 minutes |
<161 7 km| 1 hour, 51 minutes |
| Seventeenth: Please continue to drive forward and take the airport expressway - this section is a toll road section of | 3.7 km | 7 minutes |
| Eighteenth: Exit of Tongguan/Shangluo/Baoji/Beltway Expressway, Go to the Ring Expressway - this section charges | 509 meters | 2 minutes |
| 19th: Continue to the left along the direction of the Ring Expressway at the intersection, take the Ring Expressway - toll section | 30.5 kilometers | 22 minutes |
| 20th: Exit Hansenzhai/Lantian/Shangluo/Shangnan and enter National Highway 312- some sections charge | 1.4 kilometers | 3 minutes |
| 21st: At the intersection Continue to turn right along the direction of National Highway 312 at the intersection, Entering National Highway 312- Some sections charge | 239.21 kilometers | 2 hours and 30 minutes |
| 22nd: Turn right on National Highway 209/Yu'e Road and continue along National Highway 209 | 2.48 kilometers | 6 minutes |
| 23rd: Turn left onto the ramp and head towards Shanghai Shaanxi Expressway - Some sections charge | 600 meters | 2 minutes |
| 24th: Continue to turn left along the direction of Shanghai Shaanxi Expressway at the intersection and enter Shanghai Shaanxi Expressway This section is a toll road | 342.33 kilometers | 3 hours and 38 minutes |
| The 25th exit: Exit, Go to the Beijing Zhuhai Expressway - this section is a toll road | 202 meters | 1 minute |
| 26th: Continue to the right along the direction of the Beijing Zhuhai Expressway at the intersection, take the Beijing Zhuhai Expressway - this section is toll | 0.99 kilometers | 3 minutes |
| 27th: Get off the Shenzhen/Foshan/Dongguan/Zhaoqing/North Ring Expressway exit and go to the Ring Expressway - this section is a toll road | 402 meters | 1 minute |
| 28th: Continue to turn left along the direction of the Ring Expressway at the intersection, and enter the Ring Expressway - the toll for this section is | 17.81 kilometers | 12 minutes |
| 29th: Exit Guangfo Expressway/Zhaoqing/Lishui/Kaiping/Shabei/Beijiang Dadi, Go to Guangfo Expressway - this section is a toll road | 400 meters | 1 minute |
| 30th: Continue to turn left at the intersection along the direction of Guangfo Expressway and enter Guangfo Expressway - this section is a toll road | 14.37 kilometers | 10 minutes |
| 31st: Continue to move forward and take Foshan Open Expressway - this section is a toll road | 81.45 kilometers | 3 hours and 38 minutes |
| 32nd: Continue to drive forward and enter the open road Yangmao Expressway - this section has a toll of | 124.13 kilometers | 1 hour and 18 minutes |
| Thirty third: Please continue to drive forward. Shangyangmao Expressway - this section has a toll of | 80.18 kilometers | 1 hour and 18 minutes |
| Thirty fourth: Continue to move forward, Take Maozhan Expressway - this section is a toll road | 105 kilometers | 1 hour and 6 minutes |
| 35th: After getting off the exit, take Yuzhan Expressway - this section is a toll road | 4.86 kilometers | 7 minutes |
| 36th: Drive out of Hainan/G207/Suixi/Shaqi exit and head to National Highway 207- some sections are toll | 712 meters | 2 minutes |
| 37th: Turn right on National Highway 207 and pass through a roundabout intersection | 87.34 kilometers | 1 hour and 6 minutes |
| 38th: At the roundabout intersection, take the second exit, Continue along National Highway 207 and pass through one roundabout intersection | 47.27 kilometers | 32 minutes |
| 39th: Turn left at Xuhai Road | 6.95 kilometers | 11 minutes |
| 40th: Turn right at Hongqi Second Road | 7.02 kilometers | 9 minutes |
| 41st: Turn left at the first intersection and continue along National Highway 207/Xuhai Road, passing through one roundabout. Intersection | 6.58 kilometers | 10 minutes |
| Step 42: Turn left and continue along National Highway 207 | 590 meters | 2 minutes |
| Step 43: Turn right, Continue driving along National Highway 207 | 2.59 kilometers | 6 minutes |
| 44th: Turn slightly left | 1.38 kilometers | 3 minutes |
| 45th: Take a ferry to Haikou | 26.78 kilometers | 21 minutes |
| 46th: Continue straight into Haigang Road | 397 meters | 1 minute |
| 47th: Turn left on Binhai Avenue | 1.3 kilometers | 3 minutes |
| 48th: Turn slightly right and walk on Qiuhai Avenue | 2.85 kilometers | 4 minutes |
| 49th: Turn left on Nanhai Avenue | 4.81 kilometers | 7 minutes |
| 50th: Please continue driving forward, Drive into Hongchenghu Road | 2.02 kilometers | 3 minutes |
| No. 51: Turn right on Qiongzhou Avenue | 2.95 kilometers | 4 minutes |
| No. 52: Please continue driving forward on the East Line Expressway | 244.65 kilometers | 2 hours and 33 minutes |
| No. 53: Continue driving forward on Yuya Avenue | 5.63 kilometers | 9 minutes |
| Fifty fourth: At the roundabout, take the first exit onto National Highway 223 | 8.68 kilometers | 11 minutes |
| Fifty fifth: At the roundabout, take the third exit onto Fenghuang Road | 2.76 kilometers | 6 minutes |
| Fifty sixth: Turn right at Xinfeng Street | 903 meters | 2 minutes |