Shanghai Yishang Industrial Equipment Company is a manufacturer that develops and integrates electromechanical equipment, gas detectors, and gas pretreatment systems. The products developed mainly include portable gas detectors, fixed gas detection systems, personal respiratory protection systems, closed samplers, etc. The company can also customize solutions based on customer needs and actual application environments. Yishang integrates independent research and development with production, and has a high-quality R&D and production team. The company provides customers with high-quality and efficient services through meticulous research and development, continuous improvement in manufacturing, and a spirit of hard work. Adhere to the business philosophy of expert quality, craftsmanship spirit, and product quality. Yishang attaches great importance to product quality and has passed ISO9001, ISO14001, and ISO18001 certifications. The company is committed to serving environmental safety as its responsibility and providing customers with one-stop installation, operation, technical support, maintenance, and other services.