Wenzhou long wong tube Ltd. located in longwan district of wenzhou city yongxing kang four industrial zones, is specialized in the production of stainless steel flanges, tube of non-polluting and environment-friendly high-tech enterprises.

I produced well-equipped, well-equipped testing and powerful processing capabilities. Processing the largest diameter of 2500 mm and a maximum weight of 3000 kg. In 2002 equipped with CNC lathes, high-precision machinable various products. The company has laboratories, ultrasonic flaw detector, hardness, and other physical and chemical equipment, the metal material for chemical analysis and physical properties experiment.

The company has consistently focused on technology and the introduction of talent, as a quality of life of enterprises. And cooperation with a number of enterprises, supporting production equipment vacuum flange for the extraction of silicon, polycrystalline silicon.

"quality is the life, " is the eternal theme of enterprises. "today is the quality of tomorrow's market. " facing opportunities and challenges, the company will continue to uphold safety and quality as the foundation, economic efficiency as the center, and quality service for the purpose, constantly changing concepts, innovative technology, improving management, environmental treasures, dedicated to create high-quality and environmentally-friendly products.