Shenzhen Symank Technology Co., Ltd. Quality Control

Our company operates under a robust and fully certified quality system that ensures the safety, reliability, and consistency of every product we manufacture. As a professional Chinese factory specializing in home smoke detectors, gas detectors, and carbon monoxide detectors, we have built our operations around internationally recognized management and compliance frameworks. From product design and component sourcing to mass production and final inspection, all processes are strictly controlled to meet global safety expectations. This systematic approach allows us to deliver dependable safety solutions to customers across Europe, the United Kingdom, Australia, and other international markets.

To support our global business, we maintain a comprehensive product certification portfolio. Our alarm products comply with the CE series for the European market, UKCA series for the United Kingdom, and Australian certification requirements, ensuring conformity with regional regulatory standards. In addition, all materials and components used in our detectors meet ROHS requirements, confirming compliance with restrictions on hazardous substances and supporting environmentally responsible manufacturing. Our European CE certifications were obtained through professional testing by SGS, an internationally recognized third-party laboratory, providing independent verification of product safety, performance, and compliance with applicable European directives.

Beyond product certification, our factory operates under a fully integrated management system certified to ISO 9001:2015, ISO 45001:2018, and ISO 14001:2015. ISO 9001:2015 ensures consistent quality management, process standardization, and continuous improvement throughout our operations. ISO 45001:2018 demonstrates our commitment to occupational health and safety, providing a safe working environment for our employees and minimizing operational risks. ISO 14001:2015 reflects our dedication to environmental management, focusing on pollution prevention, efficient resource use, and sustainable manufacturing practices. Together, these certifications ensure that quality, safety, and environmental responsibility are embedded into every aspect of our factory operations.

Each category of alarm we manufacture is designed and tested in strict accordance with relevant European standards. Our smoke detectors comply with EN 14604:2005/AC:2008, covering critical requirements such as smoke sensitivity, alarm sound output, and operational reliability. Our gas detectors meet the requirements of EN 50194-1:2009, ensuring accurate detection of combustible gases and reliable alarm response in domestic environments. Our carbon monoxide detectors are tested to EN 50291-1:2018, addressing performance accuracy, durability, and long-term stability for household use. By aligning product design, testing, and manufacturing with these established standards, we ensure that every detector delivered from our factory provides trusted protection and long-term safety for homes worldwide.