our company;Jinan Tango Machine Co.,Ltd is a new and high-tech enterprise that integrates research and development,production and manufacturing distribution.it's mainly engaged in the Construction materials, glass windows and doors machine,such as the insulating glass machine,PVC and Aluminum window and door machine,engraving machine,solar products,hardware and building materials ect Most of our products are exported for many years,We use the credibility and quality to win the trust of customers.welcome to visit our website:www.tangomachine.com