Dear Manager, We wish to introduce ourselves to you as a leading export manufacturer in China, have many years experience in manufacturing aluminium truss system and stage. Our TourTruss offer many virieties for different purposes, such as shop display truss, exhibition truss, large truss, line array loudspeakwr towers and others. which have won great recognition in internation market for its excellent quality and low price for many years Should you have any further question, you can feel free to contact me. Zhuan Shang Audio Ltd is a very sure that we can be a ver nice product supplier and cooperator to you. Looking forward to hearing from you. Best Regards, Wendy. Sales Manager, E-mail : xxxxxSite : xxxxx