Beijing HuaYuanStar laser technologies Co., Ltd, a Chinese-American joint venture enterprise, a manufacturer which specially dedicates in Fiber assembly, packaging of fiber pigtailed semiconductor lasers, butterfly cases and butterfly packaging of large power laser diodes, and new high stable and maintenance-less fiber laser pumped by semiconductor laser diodes. HYST integrates research, development, manufacture and sale together. With many years experience in researching, development and production, HYST has strong ability to produce high stable semiconductor and fiber laser module with various powers