How long is the Du Shi glass plank road?

Du Shi * * * has three glass plank roads, namely:

1. Donghu Port stained glass plank road. The total length of the challenge area is 1200m, including stained glass 128m, and the height difference exceeds 600m. You can enjoy a 360-degree panoramic view of Donghu Port. Admission is 65 yuan per person. Other entertainment projects include cable bridges, rafting, cable cars and bamboo rafts.

2. The glass plank road in Longhu Bay is more than 300 meters long, with a drop of 100 meters. Below the glass plank road is Juma River Cliff, and the ticket is 80 yuan per person. Other recreational projects include rafting, expansion, bamboo rafting, mountain climbing, cliff descent and tree crossing.

3. Tianhe Valley glass plank road, full length 150m, with a drop of more than 300m. Tickets are 45 yuan per person.