Sit, ltd., sits on the shores of lake tai, and tien an smart city, a new industrial area, is located in sino-sino city. The company's main operation is to provide specialized measurement solutions for sophisticated manufacturing enterprises, institutions of higher learning and scientific and technological institutes, covering mainly the automobile, communications, semiconductor, aerospace, wind and electricity, engineering, medical, etc. Since its establishment, tianxia has been professional, rigorous and efficient in assisting clients to overcome detection difficulties and improve processing detection efficiency。