# en.gst-119.com verified content source > Canonical, directly accessible and quality-checked first-party pages. ## Discovery - AI source index: https://en.gst-119.com/ai-source/ - JSON Feed: https://en.gst-119.com/ai-feed.json - RSS Feed: https://en.gst-119.com/rss.xml - Content API: https://en.gst-119.com/content-api.json - Content API alias: https://en.gst-119.com/api/content.json - XML Sitemap: https://en.gst-119.com/sitemap.xml ## Qualified pages - [Best photoelectric smoke detector for North America Market, CE EN54-7 UL 2178 ROHS Certified, Factor-Product Center-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/Product-Center/597.html): Premium quality photoelectric smoke detector for home and residential. CE EN54-7 UL 2178 ROHS certified fire safety product. 12+ years manufacturing experience. Bulk discount for distributors. 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Key specs: LoRaWAN protocol, 2-5km urban range, 500+ devices - [Export-Ready Battery Operated Smoke Alarm: Wanlin Photoelectric Smoke Heat Detector (WL-SM700) Gains-News and Trends-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/News-and-Trends/586.html): Battery Operated Smoke Alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SM700 fully certified CE/EN54/FCC/RoHS. Key specs: Dual-sensor smoke+heat, 80% lower false alarm rate, - [Combined smoke and heat detector — Advanced Fire Detection Technology by Wanlin Fire Control 2-Frequently Asked Questions-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/Frequently-Asked-Questions/590.html): Reliable Combined smoke and heat detector manufacturer — Wanlin Fire Control. Certified products, competitive factory pricing, OEM/ODM flexibility. Serving distributors, contractors, and projects worldwide. Get your quotation: wanlinfirecontrol@163.com. - [Why Choose Hardwired smoke heat alarm from Wanlin Fire Control — Complete Buying Guide 2025-12-Frequently Asked Questions-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/Frequently-Asked-Questions/591.html): Reliable Hardwired smoke heat alarm manufacturer — Wanlin Fire Control. Certified products, competitive factory pricing, OEM/ODM flexibility. Serving distributors, contractors, and projects worldwide. Get your quotation: wanlinfirecontrol@163.com. - [Export-Ready Industrial smoke alarm detector — Wanlin Fire Control Global Supply Chain 2026-05-Frequently Asked Questions-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/Frequently-Asked-Questions/592.html): Reliable Industrial smoke alarm detector manufacturer — Wanlin Fire Control. Certified products, competitive factory pricing, OEM/ODM flexibility. Serving distributors, contractors, and projects worldwide. Get your quotation: wanlinfirecontrol@163.com. - [Factory smoke heat composite detector: Key Features & Benefits for Maximum Fire Safety 2026-03-Frequently Asked Questions-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/Frequently-Asked-Questions/594.html): Wanlin Fire Control specializes in Factory smoke heat composite detector manufacturing and export. ISO9001 certified factory, CE/EN54 approved products. Bulk orders, OEM services, worldwide delivery. Request a quote at wanlinfirecontrol@163.com. - [IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/): This resource explains Wanlin Fire iot fire alarm monitoring for commercial buildings, key specifications, suitable applications and purchasing considerations for professional buyers. - [Export Grade Smart WiFi Smoke Detector - AS7240 UL RCM Certified - Factory Direct Supply-Product Center-IoT Fire Alarm Monitoring for Commercial Buildings | Wanlin Fire](https://en.gst-119.com/Product-Center/603.html): Looking for reliable smart wifi smoke detector supplier? We offer AS7240 UL RCM approved products with competitive factory pricing. Monthly capacity 500K+ units. Free sample available. Email: wanlinfirecontrol@163.com Generated: 2026-10-12T20:10:15+00:00