How far is Kunming from Tonghai?

Driving route: the whole journey is about 144.5km ... Starting point: Tonghai County. The driving plan of Tonghai County is to start from the starting point and drive in the direction of due north, follow S2 14 for 390 meters, turn right in the direction of Yuxi/Jiangchuan, and enter the roundabout. Drive around the island for 70 meters, get off at the second exit and go straight to S2 14. Follow S2 14 for 4.7 kilometers and go straight into the roundabout. Drive around the island for 40 meters, get off at the first exit, turn right and enter S2 14. Drive along S2 14 for 670 meters, drive in the direction of Jiangchuan, and go straight to the island. Drive around the island for 20 meters, get off at the first exit and go straight to S2 14. Follow S2 14 for 22.9 kilometers, head for Yuxi, and turn right into the roundabout. Drive around the island for 260 meters and turn right at the fourth exit. Drive for 3.7 kilometers and go straight into yujiang county County Expressway. Drive along yujiang county County Expressway 17.6km and go straight into yujiang county County Avenue. Drive 4.5km along Yujiang Avenue, drive in the direction of Hechun Town /G85 1 1, turn right ahead and enter the roundabout. Drive around the island for 60 meters, get off at the second exit, turn right slightly and enter XF 16. Follow XF 16 for 640 meters and turn right on the ramp. Drive along the ramp for 460 meters and enter Kunming-Mo Expressway at the entrance. Drive along Kunming-Mexico Expressway for 77.5 kilometers, turn left slightly and get on the ramp. Drive along the ramp for 990 meters, cross the Kunyu overpass and enter the Guang Kun Expressway at the entrance. The driving plan of Kunming City is to drive 4.7 kilometers along the Guang Kun Expressway and go straight into the Second Ring South Road. Drive along 2nd Ring South Road 1.3km, get off at Fude Interchange/Huancheng South Road/Cheng Chun Road/Beijing Road Exit and get on the ramp. Drive along the ramp for 490 meters, drive towards Cheng Chun Road/Huancheng South Road, and turn right into Fude overpass. Follow Ford overpass for 200 meters, then turn right into Cheng Chun Road. Drive along Cheng Chun Road 1.8km, pass Jifengcheng office building on the left for about 290 meters, and then go straight into Baita Road. Drive along Baita Road for 340 meters, cross the right Jinshi Square for about 170 meters, and turn right into Dongfeng East Road. Drive along Dongfeng East Road 1 10 meters, pass the quality supervision building on the left, and turn around and enter Dongfeng East Road. Drive along Dongfeng East Road for 380 meters, pass the Jintai Building on the right for about 60 meters, and then turn left. Drive 10 meter and go straight into Dongfeng East Road. Drive along Dongfeng East Road for 30 meters and reach the finish line. End point: Kunming