In fact, in a better company, his work clothes are generally of good quality, so you must choose a special fit for the work clothes with good quality. Clothes that fit you will make you look decent. Larger or smaller, it looks like work clothes, and you must pay attention to the matching of clothes inside the work clothes. If it is a gray vest, you must wear a pure white vest inside.
When working, if possible, you can unzip the zipper, expose the clothes inside a little, and clean the board of this small vest, which is very beautiful.
It would be better if your company doesn't require the lower part of work clothes. You can wear a pair of black pants to match. That little gray vest is actually very versatile. If you can wear pants by yourself, you can just button the bottom button, lengthen the zipper a little, and then roll up the cuffs. Everything else is arranged. Anyway, just clean it.
If your conditions permit, you can actually try to make some changes in your work clothes, such as adding some other decorative patterns on them. If a girl can stick something she likes on her back, that kind of hot sticker can be bought online, and it can be pasted with hot water once. If you let a boy break a few holes, it will look fashionable.
But at the end of the day, you have to dress very fashionably and have a face with a high value. After all, not most people can wear overalls very well.