Abstract:Da-Cai zuo', the original name of 'Za-Cai zuo', the so-called "Za" is the meaning of bundling, tying and winding. The so-called "Cai" refers to the shaped components of traditional architecture. The operation of Da-Cai zuo is to use fir poles and thick and thin hemp rope as tools, with a variety of binding skills and hanging, pulling, top, pad methods. Da-Cai zuo are used for the installation, disassembly, replacement, install back to position, and straightening of the heavy components of traditional architecture, secondly for scaffolding required for other types of work in the construction. After the founding of the People's Republic of China, Da-Cai zuo has actually become scaffolding work.