ZTT226C（ZTT7020）is the main type of ZTM intelligent tower crane. It has a max load of 12t, a tip load of 2t, a jib radius of 70m, and an independent height of 60m. The standard mast section can be equipped with L68B1、L68B2、L68B3 spliced mast section.

     Enjoying the reputation of "intelligent hoisting expert" in the industry, ZTM intelligent tower crane has specially designed the tower body from it’s steel structure, transmission mechanism and electric control technology, which makes it more suitable for intelligent hoisting operation scenarios, such as the two operation stages of "hoisting" and "installing" in PC building construction. ZTM tower crane adopts the European F.E.M design standard in steel structure and equips with more than ten unique intelligent hoisting modules in hoisting system, which insure the safety of tower crane all-around and realize the high efficiency & intelligence of the whole hoisting operation.