Roschen Group Limited. is a leading China 3C 4C 6C 8C 10C Triple tube core barrel manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our 3C 4C 6C 8C 10C Triple tube core barrel have been satisfied by many customers. Extreme design, quality raw materials, high performance and competitive price are what every customer wants, and that's also what we can offer you. Of course, also essential is our perfect after-sales service. If you are interested in our 3C 4C 6C 8C 10C Triple tube core barrel services, you can consult us now, we will reply to you in time!