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Qingdao Haiyue Membrane Structure Engineering Co., Ltd. was established in April 2012, focusing on the design, R & D and production of biogas membrane structure. At present, it has more than 50 employees, including 12 technical management personnel. It has its own large double membrane structure of biogas storage and biogas holder manufacturing workshop. The advanced flexible gas holder design scheme ,production technology of Germany and professional production equipment are adopted to produce biogas holders with excellent performance. It takes double membrane biogas holder as its core product and produces related equipment for biogas project, wastewater treatment and other projects The core products are: double membrane biogas holder, anaerobic assembly tank (enamel assembly tank and electrophoresis assembly tank), and reverse hanging membrane covering of wastewater pool. Other supporting products include: biogas purification equipment, mixer, condenser, safety protector, biogas generator, biogas boiler, biogas torch, etc Since its establishment, the company has installed and operated nearly 2000 sets of double membrane biogas holders for different cities and provinces all over the country. It is widely used in biomass biogas projects, wastewater treatment projects, biomass gas projects, waste pyrolysis, aquaculture biogas projects, etc. "Embracing all rivers and surpassing ourselves" is the common goal of Haiyue people. The company has always adhered to the purpose of "customer first", constantly improving and innovating products, tailored to the needs of customers. Put quality and service first, and take "customer satisfaction" as the cornerstone of enterprise survival and development. With excellent environmental protection membrane product quality and fast and high-quality pre-sales and after-sales service, Qingdao Haiyue company has established a good reputation in the customer base and has a good brand value in the environmental protection membrane industry. It has gradually become a benchmark enterprise in the filed of membrane biogas holder and environmental protection membrane structure processing industry. Haiyue always thinks what customers think and worry what customers worry to do perfect quality and do serve with care.

1. who are we?
We are based in Shandong, China, start from 2012,sell to Southeast Asia(50.00%),Africa(20.00%),North America(5.00%),South America(5.00%),Eastern Europe(5.00%),Western Europe(5.00%),Southern Europe(5.00%),South Asia(5.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
biogas holder,bolted,Biogas utilization and treatment

4. why should you buy from us not from other suppliers?
The core products are: double membrane biogas holder, anaerobic assembly tank (enamel assembly tank and electrophoresis assembly tank), and reverse hanging membrane covering of wastewater pool.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF；
Accepted Payment Currency:USD,EUR;
Accepted Payment Type: T/T,L/C,Credit Card,Western Union,Cash;
Language Spoken:English,Chinese