Longyue - a well-known brand in the international new building materials field, founded in 1994. Longyue has always been committed to the research and development, production, and sales of new plastic pipes and plastic metal composite pipes. Through years of accumulation, Longyue and its enterprise "Zhejiang Zeiss Pipeline Technology Co., Ltd." have been recognized as a well-known trademark in China, a famous trademark in Zhejiang Province, a famous brand product in Zhejiang Province, a well-known brand in Zhejiang Province, a national high-tech enterprise, a technology-based enterprise in Zhejiang Province, a credit AAA level "contract abiding and credit worthy" unit in Zhejiang Province, a member unit of the China Plastics Processing Industry Association, a standing committee member unit of the Radiation Heating and Cooling Committee of the China Building Metal Structure Association, and have passed multiple honors and certifications such as the German SKZ product quality certification, the European CE product safety certification, the Zhejiang Manufacturing "Product" certification, the ISO9001 international quality management system certification, and the ISO14001 international environmental management system certification. At present, Longyue's products cover the world and are widely recognized by domestic and foreign merchants. In recent years, the building materials industry has developed rapidly, with new technologies and processes constantly emerging. International and domestic competition is mainly manifested in the competition of technology, service, and innovation. In order to cope with the fierce competition at home and abroad and the need to enhance brand strategy, Longyue has deeply cultivated the HVAC pipeline field and chose the opportunity to join the national high-tech enterprise Zhejiang Zeiss Pipeline Technology Co., Ltd. (hereinafter referred to as Zeiss Technology). Zeiss Technology takes "international high-end pipeline manufacturing" as its core strategy and continuously introduces and develops advanced equipment and processes from home and abroad every year. Whether it is production inspection systems or operation systems, Zeiss Technology has a high degree of intelligence and automation, and has a leading position in technology in the industry. Relying on the technological advantages of Zeiss Technology, the Longyue brand is thriving and constantly growing. We have always adhered to the principle that 'your satisfaction is our eternal pursuit!' to bring professional products and services to users around the world. We are willing to work together with you to make progress,