Dr. Faul was formally awarded an adjunct professorship at the Department of Chemistry, Tsinghua University, by Professor Zhang Head of the Department of Chemistry and Dean of the Faculty of Science, and academician of the Chinese Academy of Sciences. He will hold this position until November 2016. More pictures and details can be found on his group website.
If you want to work in a technology or science based company, the MSc gives you a broad range of skills that makes you much more employable.
In terms of science, it is much more about doing what you want than at undergraduate level. If you are interested in a particular field, you are free to pursue that.