About product and suppliers:
            2,499 30w laser module products are offered for sale by suppliers on Alibaba.com, of which laser marking machines accounts for 76%, laser equipment parts accounts for 2%, and laser engraving machines accounts for 1%. 

A wide variety of 30w laser module options are available to you, 

There are 2,178 suppliers who sells 30w laser module on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of 30w laser module supply is 100% respectively.