Shandong Xinyuan Steel Tube Manufacturing Co., Ltd. is a large steel tube manufacturing business enterprise. We were set up in 1993. Our company covers 340,000 square meters and the construction area is about 40,000 square meters. Our registered funds are about RMB 80,000,000. The total property of our company is RMB 190,000,000. About 120 high-class technique people work in our company, and we have 200 technical professional persons and 380 workers. Our company owns 6 large-hot-round-pipe production lines, 4 production lines of casing steel pipes and petroleum set tubes and sets of tube...