User:Rumiyang

Replace this example text below with information about you: Hello, my background is in Mechanica Engineering, with a main interest in Mechanic and water heater. I speak Chinese and English.In my free time,I listen to a lot of Europe and American music,like Mike Jackson.I think that Wikipedia is a very good source for information in that department. From it ,I can learn more knowledge about the world in English.I will help make it even better as possible as I can.