Advantage:                                                         
1. The main frame adopts high quality aluminum with pipe wall 1.2mm. One key is folded.                                   
2. The front rod adopts a flat tube with a width of 4CM, and the piano painting process is more solid and beautiful, which changes the traditional way of round pipe.                                                                         
3. In addition to interactive and fixed functions, it also increases the function of auxiliary rising and the height of the toilet.                                                   
4. Using pinball switch, traditional c-type card switch is used. Once the C card is lost, it is very troublesome.