Translation of steelworks in German

Mr. Chang informed me that you have a customer that requires similar applications to what my customers have here in Switzerland. I am planning my next trip and I will consider visiting you too.
I am happy that you are satisfied with your results! Of course I will come again. However, next time I would like to speak to each of the professors in advance to see what their need is.
The ferry took me to the island. Sitting next to me there was a local guy with two packs of beer, and he seemed pretty drunk for this hour of the day. He offered me some beer and I was polite.