About product and suppliers:
            321 micro conversion products are offered for sale by suppliers on Alibaba.com, of which other electric bicycle parts accounts for 1%. 

A wide variety of micro conversion options are available to you, 

There are 321 suppliers who sells micro conversion on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Hong Kong S.A.R., and Taiwan, China, from which the percentage of micro conversion supply is 98%, 1%, and 1% respectively.