Yingkou Changsheng Steel Structure Project Co., Ltd. was founded in 1998, integrating R&D and sale. Our company covers an area of 15000 square meters. With our abundant experience and industrious and hardworking staff members, we can meet various requirements from different types of customers. Our production capacity amounts to 500 sets per year. Yongkou Changsheng Steel Structure Project Co.,... is a mainly engaged in K-span roll forming machines, and our products sell well in the Middle East, America and Russia. We conduct strict quality inspections over each batch / product. We will try our best to serve you and hope to become one of your friends and business partners.