About product and suppliers:
            4,723 20ml aluminium cap products are offered for sale by suppliers on Alibaba.com, of which lids, bottle caps, closures accounts for 1%, laboratory bottle accounts for 1%, and wine stoppers accounts for 1%. 

A wide variety of 20ml aluminium cap options are available to you, such as bottles, vials, and jars. You can also choose from aluminium 20ml aluminium cap, as well as from metal, aluminium-plastic, and glass 20ml aluminium cap, and whether 20ml aluminium cap is accept, or not accept. 

There are 4,154 suppliers who sells 20ml aluminium cap on Alibaba.com, mainly located in Asia. The top countries of suppliers are India, China, and Taiwan, China, from which the percentage of 20ml aluminium cap supply is 1%, 99%, and 1% respectively.