Wow, the skills of selling robot manufacturers are obtained by completing tasks. It requires a role level of 90, an engineering major, and a degree number of more than 425. The specific steps are as follows:

1. First arrive at Storm Cliff, find the keeper of the Wild Monster Library (coordinates: 39,41) and kill him.

Second, after killing the library guardian, you have the opportunity to get the E-type maintenance control card that triggers the task.

3. Right-clicking the E-inspector control card will trigger the task E-inspector. You need to prepare four cobalt screws, five overload capacitors and the task trigger prop E-inspector control card. The first two can be purchased through auction houses.

Fourth, when the props needed for the task are ready, find a robot NPCE repairman (coordinates: 38, 47) to submit the task.

5. After submitting the task, you will receive a new task prototype console and continue to click on the dialogue with NPCE maintenance personnel to complete the task.

Six, after completing the task, you can learn skills to get the robot maker who sells waste products.