About product and suppliers:
            1,089 yongnuo master products are offered for sale by suppliers on Alibaba.com

A wide variety of yongnuo master options are available to you, such as ce, rohs, and fcc. 

There are 295 suppliers who sells yongnuo master on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of yongnuo master supply is 100% respectively.