瑞丰电控开关厂创建于1991年，专业生产各类低压电子开关，插座及US B座。
Ruifeng electrical switch factory founded in 1991, specializing in the production of various types of low-voltage electronic switch, socket and USB.
瑞丰电控开关厂创建于1991年，专业生产各类低压电子开关，插座及US B座。
Ruifeng electrical switch factory founded in 1991, specializing in the production of various types of low-voltage electronic switch, socket and USB.
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