our company was founded in 1998 and we mainly produce oxygen cylinders, acetylene cylinders and industrial cylinders. Shandong Yong'an High-pressure Vessel Co., Ltd. (original Linyi Hedong Yong'an Metal Welding&Cutting Gas Factory)founded in 1998, is the largest professional manufacturers of acetylene gas in Linyi, Shandong Province. With an annual ouput of 300, 000 cylinders, the factory also owns the qualification of filling various gases, transporting, selling and in june 2007 it achieves the joint-stock.
The company is located in Dong Zhutuan Mission Industrial Park, Hedong District, Linyi city, Shandong Province. It covers an area of more than 40, 000 square meters. It's construction area takes up 18, 000 square meters. It's fixed assets is amounted to 20, 000, 000 yuan. Our company has more than 200 employees, including nearly 30 engineers and technicians. It owns professioal and technical personnel to work with the two cylinders'manufacturing, welding, nondestruction testing, inspecting and so on. It owns 30 sets of manufacturing instruments used in producing seamless cylinders and welding cylinders for various gases such as oxygen, acetylene and so on. And it has non-stop manufacturing lines, as well as varous kinds of instruments used in chemistry-physics analising, testing, checking and exploding experiment.
The company has got the certification of manufacturing special equipment, high-prssure vessels, (the two cylinders, seamless cylinders and welding cylinders for oxygen or dissolved acetylene )It established and improved the quality assurance system to make sure it operates normally and then a varity of program-controlled documents and quality management system has been taken into practice. We always insist on the principles"Quality first, Science-technology first, the credibility first". We consinder it as our company's quality policy that we ensure every procedure is qualified through meticulouely manufacturing and testing strictly, producing high quality and safe products for the customers.