How about Jiangsu People's Electric Appliance Company? Is there a future in it design 1 10kv substation?

First of all, let's analyze the nature of your work in this company: if you can get enough exercise in this company, and you can finish each job independently and give full play to your strengths, then you can work here, at least to improve your self-ability, increase your work experience and lay a good foundation for future promotion or other things. If you just do some chores in this company, or you can't give yourself a chance, or you can't get attention, then don't work there, just in the present form.