Ningbo Top Score Vacuum Technology Co.,Ltd is Located in Digital Commerce Industrial Zone in Jiangbei District. Our company is specializing in the design and production of series of vacuum valves,vacuum accessories and vacuum equipment.Our products are widely used in aerospace,energy,electronics,pharmaceutical,biology,food,semiconductor,environmental protection,scientific research and other field. We are comitted to providing the highest standards of quality, safety,and reliablity in its products and services with a constant focus on cost containment. We work as a team to exceed expectations and provide continous quality solutions through relationships.