De Rong (Guangzhou) Outdoor Co.,Ltd is a professional manufacture specialized in Co2 cartridge in Guangzhou,which started our international business in 2017.We can provide one step ODM&OEM service to our partners with category leading performance,and preceedent setting innovation. Our factory is locaed in guangdong China overs 3000 square meters and have passed CE quality certistifate ,ISO 9001 quality management system certisfication and full-Transport certificates.CIF,DDU shipping service can be provided.