Shanghai Langyan Safety System Equipment Co., Ltd. is a modern manufacturing enterprise integrating development, production and sales. The company produces safety pressure relief equipment mainly consisting of bursting disc device, flameless relief device and flameproof valve.The company is located in Shanyang Town, Jinshan District, Shanghai, close to the world-class large chemical industry zone, Shanghai Chemical Industry Zone.The enterprise holds the Manufacturing License of Bursting Disc Device issued by the State Administration of Quality and Technical Inspection and Supervision, No. TSF210059-2021. The product quality meets the requirements of national regulations and standards such as GB/T567-2012.1-4 Bursting disc safety devices, GB/T15605-2008 Guide for pressure venting of dust explosions, TSG ZF003-2011Safety Technical Supervision Regulations for Bursting Disc Device, etcEnterprise's quality policy: Continuous improvement and innovation, the pursuit of excellence in quality, to meet user needs, to ensure the safety of use.Enterprises sincerely provide customers with technical advice, technical training, installation guidance, after-sales service and other all-round technical support services. Customer satisfaction is the primary purpose at all times, committed to providing customers with safe and perfect pressure relief solutions.Burting Disc, Rupture Disk, Flameproof Valve, Explosion Isolation Flap Valves, Flameless Exposion Venting Device