We are capable of producing on the demand of customers, the facilities involved by production, test and inspection of composite cap are available, with strict control and management to be conducted in the whole process of production.
The aluminium cap for oral liquid bottle is processed by electrooxidation, with the silvery white and golden brown available, and the size and color could be satisfied on the request of user.
https://www.hongyunyz.com/cap-for-bottle-of-oral-liquid/