Established in 2018, Hebei Longze Pipeline Industry Co., Ltd is a high-tech enterprise integrating R&D. production and sales. The main products included Metallic bellow expansion joints. Non-metallic expansion joints. Flexible metal hose. Hydraulic rubber hose etc. Our products are widely applied in the fields of metallurgy. petrochemical industry. electrical energy. chemical industry and urban heating system etc. We are an ISO 9001:2015 ISO14001:2015 ISO45001:2018 certified company. Each of our product undergoes a series of tests and inspection from material to finished product to ensure that each product meets our stringent quality specifications. We keep best cooperation relationship with many well-known domestic state enterprises and listed groups. meanwhile we have exported our products to many foreign countries. Such as Saudi Arabia Pakistan Malaysia Vietnam India etc. Our high-quality products and professional service have been highly approved by our customers.