We are TUV Germany certificated company, specializing in FIRST GRADE low-voltage apparatus including Mini Circuit Breakers, Photo Controls approved by VDE, UL CB, CE and CCC respectively and are presently enjoying a ready market around the world.Information:1) One of the only 3 Chinese manufacturer produce UL listed Photoelectric switches;2) One of the only 6 Chinese manufacture produce VDE approved Circuit-breaker.Any interests you got after visiting http://www.cn-cqc.com, pls. do not hesitate to contact us!Best regards Chen'AnTel:86-577-62767576Fax:86-577-62767575