Tianjin Lange Steel Pipe Manufacturing Co., Ltd. is engaged in the production, process and trade of iron and steel pipes. Our factories are founded in September, 2005, located in China's largest steel production base - Daegu Village. Our company covers an area of 30,500 square meters and employs 100 people, including 15 technical staff members.Tianjin Lanming Steel Manufacturing CO., LTD is our trading company. We are in the east of Tianjin Port Terminal and Binhai International Airport and the ...