What is guzheng known as?

besides the name of the Qin Zheng, the guzheng has many nicknames. Pinch and play the Zheng in terms of playing techniques; Horizontal Zheng and lying Zheng named after the placement form; Long Li and Hong Zheng with the shape and size as the number; Spring hairpin and carved tung in terms of local materials; Jade Zheng, cymbal Zheng, silver Zheng, brocade Zheng, Yun He Zheng and tortoise-shell Zheng decorated with ornaments; Ming Zheng, Qing Zheng, and Ai Zheng, which are famous for their timbre and expressive force, as well as the old Zheng, Bao Zheng, Su Zheng, Qi Zheng, Lv Yun Chui and the instrument of benevolence and wisdom.