We manage orders in a centralized mechanism. All orders will be controlled and delivered at the headquarters. When receiving orders from customers. We will divide into 3 steps in procedure: Step 1: Preparing materials, this step is done at the company's headquarters. At the head office, we have more than 30 experienced technical staff who will prepare the raw materials for the hair ventilation step such as: base production, hair quantification, dyeing, curling. This step is considered the most important stage affecting the quality of the final product. Therefore, we always strictly control to get good semi-finished products before sending them to the ventilated workers in other branches. Step 2: Ventilation, this stage is carried out in branches by the supervision of the head's department. In order to optimize the cost of ventilation step, we open many branches in undeveloped provinces, where the labor costs are much cheaper than in the capital. In addition, it will be easy f...