Shandong Xinsuju Steel Co.,Ltd. is located in Liaocheng, Shandong, the largest steel pipe production base in China. It is the earliest subsidiary of Shandong Iron and Steel Group. Founded in 2005, the company has now developed into 12 stainless steel pipe production lines, 15 galvanized pipe production lines, 17 square pipe production lines, 8 galvanized coil production lines, 5 copper wire production lines, 4 carbon steel pipe production lines, 2 aluminum pipe production lines. A large enterprise with an annual production capacity of 10 million tons. In 2017, the company invested 250 million yuan to build a new production workshop, covering an area of 150 mu. Using ERW straight joint high frequency resistance process to produce oil and gas engineering welded pipe, the annual output is about 300, 000 tons. It went into production on June 19, 2008. The company has more than 900 employees, including 67 senior technical personnel, 16 people with senior titles. The compan…