What are the names of the three sedan chairs in Shaanxi Opera?

The traditional Qin opera "Three Upper Angles" is also called "fake gold medal". Plot description: I took my wife to visit the grave and was greeted by Zhang Bingren, the son of Prime Minister Zhang. Seeing that Li's wife was beautiful, Zhang tricked her to death and forced her to marry Cui Shi. Determined to fight to the death, Cui Shi got into the sedan chair with a sword, but he couldn't leave his in-laws and youngest son behind. I got on the sedan chair three times and came back to say goodbye to my relatives. Cui Shi finally failed to get rid of the thief and died. Zhang was spoiled by the monarch and rebelled. Sun Piyang found royal objects hidden in his three-eye cave. Zhang was afraid of an accident and went to Beijing with a fake gold medal. Harry visited the DPRK, investigated the case and beheaded Zhang Bingren. This drama is the work drama of old classmates Zheng Dan and Erjing. Among them, Sanshang sedan chair is a famous folding opera.