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Fabricant de fusil à fumée à fibre de carbone en Chine, test···
Fabricant de fusil à f···
2026-07-27
Carbon Fiber Telescopic Smoke Gun China manufacturer. Fire testing smoke gun for smoke and heat detector functional testing. CE, UL, EN54, NFPA72 compliant. Compatible with 30+ detector brands. OEM/ODM, wholesale, global shipping to USA. Contact: wanlinfirecontrol@163.com