Our company is located in the South of Ningbo, Zhejiang Province, with charming scenery convenient transportation and developed economy. Our company specializes in researching and developing, producing, selling the components in the aspects of telecommunication, electron and electric power. Include all types and standards of metal ceramic gas discharge tubes, glass subminiature fuse tubes The company building covers an area of more than 6,000square meters. Its facilities and testing equipments are advanced, excellent, topping technology.

Of all the products, the ceramic gas discharge tubes varieties and standards are very complete. It is characteristic of feature b current resistance, small capacitance, rapid response,discharge voltage stabilization,and has no light sensation effect and does not contain any radioactive material.It is optimal lightning strike & over-voltage protection devices. The product is widely applied to Telecommunication fitting (Exchanging equipments),Telephone sets, Cable televisions, Computers, Modem, various electronic, facilities, equipments, household electrical appliances, terminals of transmission units, electrical equipment and surge protection for power distribution system and so on.Switching spark gaps have more extensive use .

The products of our corporation all satisfy the ITU-T K12 recommended standard and the technical requirements stipulated in BSEN61643-311:2001,GBT9043-1999 General technical requirements of gas discharge tubes the over voltage protection of telecommunications installations and Surge protector of low voltage power distribution system (SPD). The gas discharge exchanger and transistor used in main distributing frames of program control exchangers can meet the quality verification requirements for network access of YDT694-2004 main distributing frames and the technical requirements for lightning proof ensure public security of GA173-2002 Computer Information System.

Our company has got certificate of ISO9001:2000QMS(Quality Management System), gas discharge tube has got TUV certification of German TUV.

Our company is ready to design and manufacture all kinds of discharge tubes and switching spark gaps of different outline dimensions, different current grades, different performance index and operation requirements, different specifications and models for new and old customers

Our company is sincerely expecting to cooperate with new and old friends for common development. It makes up our mind to serve you with excellent performance and quality , excellent service quality and favorable product price, and to create our nice future.