There is no introduction or conclusion to the topic as a whole because the subject was assumed from the beginning. Further backgrounds were also ignored as they are part of the case studies. This task is focused on enhancing power quality and stability and on transmission systems at high-voltage levels. Such equipment belongs to the category of necessities that improve energy efficiency and power engineers‘ networks reliability. Feeling the call of the global power industry, Sinotech Group is ready to carry out complete projects from feasibility studies, engineering design to technical consultancy services with a view to benefit international customers.