Wulian Yida Metalwork Corp., located in Rizhao City, Shandong Province, has been the outstanding manufacturer in special shape and small diameter seamless steel tube since 1998. The company is 120Km from Qingdao Port and 150km from Qingdao International Airport. The company has a factory covering an area of 22,000 square meters. The factory owns 12 cold drawing machines and 20 cold rolling machines. The number of staff is 85.