Credible. Hunan Xiaowanzi Education Network Technology Co., Ltd. was established in July 20 17. Founded by Dashan, it is mainly engaged in the teaching of mechanical design. A formal enterprise certified by the national education department has set up SolidWorks non-standard mechanical design, which mainly trains SolidWorks software operation, SolidWorks sheet metal design, non-standard parts selection calculation, mechanical design, project design and project evaluation.