Laiwu Tongfeng Trade Co.,Ltd is located in Shandong province,China.Laiwu Tongfeng Trade Company is a high technology company which collects research and development, production, sales and service. Our company always Committed to technological innovation and research development, there are more than one hundred workers in our company.?Our company is specialized in the production of power equipment weight stacks,we have more than ten years experience in steel rolling . Our main material is Q235. We have many well-known clients at home and abroad. We can produce goods according to your requirements at any time. welcome to visit our company.