Q-switch series pulsed fiber laser is designed based on Q-switch oscillator and MOPA,offer a varietymodels from 30X to 50X. The laser is transmitted by fiber and isolator,and is controlled through a 25-pin interface. The Q-switched pulse fiber laser issuitable for intergration, and could meet the requirements of plastic marking, metal marking, engraving, coating removal,fine cutting, drilling, etc. (Support door to door service)