In 2021, the construction of the foundation for the 4 # bracket of the Hailuogou Cableway was completed in 42 days, including but not limited to bracket support, original foundation removal, steel bar production and installation, formwork installation, foundation concrete pouring and formwork removal, and bracket support structure removal. Hailuogou 4 # Cableway Support Maintenance Construction: Power line maintenance and welding construction of a total of 11 welds on 2 #, 3 #, and 4 # supports.